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Nulea M501 Wireless Trackball Mouse vs Razer Basilisk V3

A

Product A: Nulea

M501 Wireless Trackball Mouse

58 of 154 known

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B

Product B: Razer

Basilisk V3

88 of 154 known

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All 154 fields

Every value links to where we found it.

Only differences

ANulea M501 Wireless Trackball Mouse

BRazer Basilisk V3

General

9 of 9 differ

Series

Not available

Razer Basilisk1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026Product family field: Razer Basilisk.

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

M5013Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Specifications page: Model M501.

RZ01-04000100-R3U1, RZ01-04000100-R3M11Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026US store page is the Black RZ01-04000100-R3U1. The EU store page is the Black RZ01-04000100-R3M1. No other colour SKU is listed.2Maker product pagerazer.com/eu-en/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3M1Read 6 October 2026EU English store page sells RZ01-04000100-R3M1. The current store price is not a launch price and is not stored.

GTIN / EAN

Not available

810056143336, 88864193334878Spec databaseupcitemdb.com/upc/810056143336Read 7 October 2026UPC-A 810056143336 identifies the black US RZ01-04000100-R3U1. EU EAN 8886419333487 is established separately by the CTI exact-SKU product sheet. The leading-zero EAN-13 equivalent of the US UPC is not duplicated.9Retailer pagectistore.pl/razer-basilisk-v3-ergonomic-wired-gaming-mouse-kartapdf-201440.htmlRead 7 October 2026Product sheet generated 7 October 2026. Kod producenta RZ01-04000100-R3M1. Kod EAN 8886419333487. This is the EU packaging identifier, not the US identifier.

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

Not available

8 September 20215Press releaserazer.com/newsroom/product-news/the-new-razer-basilisk-v3-everything-a-gamer-wants-in-a-customizable-gaming-mouseRead 6 October 2026Dated September 8, 2021.

Status

Available1Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026Store page lists the mouse in stock at 33.99 USD for Red. Other colours are 34.99 to 36.99 USD.

Not available

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

Not available

Not available

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

Not available

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

$39.995Maker product pageweb.archive.org/web/20211127234425/https://nulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026Archived maker page of 2021-11-27, 11 days after the store page was published, shows 39.99 USD with no sale price. US price excludes tax.

$69.995Press releaserazer.com/newsroom/product-news/the-new-razer-basilisk-v3-everything-a-gamer-wants-in-a-customizable-gaming-mouseRead 6 October 2026$69.99 USD MSRP.

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

Not available

€79.995Press releaserazer.com/newsroom/product-news/the-new-razer-basilisk-v3-everything-a-gamer-wants-in-a-customizable-gaming-mouseRead 6 October 202679.99 EUR MSRP.

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

Not available

US, EU1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 20262Maker product pagerazer.com/eu-en/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3M1Read 6 October 2026

ColoursiThe maker's own colour names

Red, Blue, Black, Silver, Pink, Purple, Green, Orange, Gold1Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026The colour selector lists Red, Blue, Black, Silver, Pink, Purple, Green, Orange and Gold. A separate store page, Nulea M501 Wireless Trackball Mouse Dark Blue, exists since 2025-03-25 and is not stored here.

Black1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026

Segment

Ergonomic1Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026The page files the mouse under ERGO MICE and describes an ergonomic design for all-day comfort.

Gaming3Maker product pagerazer.com/gaming-mice/razer-basilisk-v3Read 6 October 2026Maker calls it an ergonomic gaming mouse and lists it under gaming mice.

Mouse type

Trackball1Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026The page describes a trackball moved by thumb control.

Standard4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026

Shape

6 of 14 differ

Body shapeiDescribes shell symmetry, not the intended hand. Symmetrical with side buttons on one side differs from an asymmetric right-handed body. Ambidextrous means a symmetrical body with side buttons on both sides.

Asymmetric, right-handed7Retailer pageamazon.com/dp/B09HHHDZZGRead 15 October 2026Product information lists Hand Orientation Right. The brand's comparison chart marks every Nulea trackball in it as Right.

Asymmetric, right-handed1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026Tech Specs Form Factor: Right-Handed.

Maker size classiThe maker’s marketed size label. Do not infer a size class from dimensions or reviewer hand-fit recommendations.

Not available

Not available

Recommended gripsiGrip styles explicitly recommended by the maker. A reviewer finding a grip usable does not add a maker recommendation.

Not available

Palm, Claw10Reviewtomshardware.com/reviews/razer-basilisk-v3-review-above-and-beyondRead 7 October 2026Exact original-model review explicitly attributes palm and claw recommendations to Razer. Reviewer suggestions about other usable grips are excluded.

Recommended hand sizeiMaker recommendation, measured from wrist to middle fingertip for hand length. Source notes specify whether limits are inclusive or exclusive.

Not available

Not available

Hump positioniPosition of the shell’s highest point along its length, from a maker drawing or exact-model review.

Not available

Not available

Thumb rest

Not available

Yes3Maker product pagerazer.com/gaming-mice/razer-basilisk-v3Read 6 October 2026FAQ: right-handed ergonomic design with a signature thumb rest.

Ring or pinky finger rest

Not available

No14Spec databaseeloshapes.com/mouse/compareRead 7 October 2026Exact original-model table has no ring-finger rest. The independent LTT Labs table says Pinky Rest No. The signature left thumb rest remains true and is a different feature.

Upper shelliThe primary hand-contact shell. An open or perforated bottom alone does not make the upper shell perforated.

Not available

Solid6Reviewrtings.com/mouse/reviews/razer/basilisk-v3Read 6 October 2026Public review text: solid, matte plastic body.

Swappable parts

Not available

Not available

Adjustable weight

Not available

Not available

Maximum added weightiTotal removable weight supplied with the mouse, excluding the mouse’s normal weight.

Not available

Not available

Vertical angle

Not available

Not available

Trackball diameter

34mm7Retailer pageamazon.com/dp/B09HHHDZZGRead 15 October 2026Brand comparison chart on the Amazon page lists Trackball size 34mm for the M501 column.

Not available

Trackball position

Thumb7Retailer pageamazon.com/dp/B09HHHDZZGRead 15 October 2026The same chart lists Trackball Control Method Thumb Control for the M501. The ball sits under the thumb on the left wall.

Not available

Dimensions and weight

3 of 5 differ

Mouse body dimensionsiLength from front to rear, width at the widest body point, and maximum height. Cable and receiver are excluded. Approximate maker figures are qualified in source notes. Logitech pages often label the front-to-rear length Height and the body height Depth, so map the figures by size.

Length136Maximum width103Maximum height50mm(5.4 × 4.1 × 2 in)3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Specifications page lists Size 136x103x50 mm. The drawing marks 136 mm as body length, 103 mm as width across the trackball lobe and 50 mm as height. A ManualsLib copy of an older manual lists 137x104x51 mm and Frontum lists 104 mm and 51 mm. The current maker manual is stored.

Length130Maximum width75Maximum height42.5mm(5.1 × 3 × 1.7 in)1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026Tech Specs Size: Length 130.0 mm, Width 75.0 mm, Height 42.5 mm. The manual lists an approximate width of 60 mm and the launch release an approximate grip width of 62 mm. The 75 mm page figure is kept as the widest point, which includes the thumb rest.

Grip widthiBody width where the thumb and opposite grip finger sit. This differs from maximum body width.

Not available

62mm5Press releaserazer.com/newsroom/product-news/the-new-razer-basilisk-v3-everything-a-gamer-wants-in-a-customizable-gaming-mouseRead 6 October 2026Approximate size: 62 mm / 2.44 in (Grip Width). The manual gives an approximate width of 60 mm without naming where it is measured.

Mouse weight (claimed)iWireless mice include the battery. When the maker does not say whether a removable battery is in the weight, the published weight is stored and the source note says so. Wired mice exclude the cable. Source notes identify installed skates, colour, approximation, tolerance or a published bound.

128g(4.5 oz)3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Specifications page lists Weight 128 g. Amazon lists 4.51 oz (127.9 g). The mouse has a built-in battery, so the weight includes it. Colour not stated. A ManualsLib copy of an older manual lists 130 g.

101g(3.6 oz)1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026Tech Specs Weight: 101 g / 3.56 oz (Excluding cable). Manual and launch release agree.

Box dimensions

Not available

Not available

Packed weightiMouse, packaging and included accessories. Shipping-service weight is not evidence of packed weight.

Not available

Not available

Sensor

15 of 20 differ

Marketed sensor nameiMaker’s sensor branding, or reviewer identification when the maker does not publish one. The physical part number is recorded separately.

Not available

Focus+ 26K DPI Optical Sensor4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Device layout item K: Razer Focus+ 26K DPI Optical Sensor.

Published sensor brandiSensor brand or trademark named by the source, which may be the mouse maker’s proprietary branding. Physical silicon manufacturer and part number are separate facts.

Not available

Razer4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026

Physical sensor part numberiExact physical sensor family or part identified by the maker or an exact-model reviewer. Do not infer it from DPI, speed or a sibling mouse.

Not available

PAW339912Reviewpc-gaming.it/razer-basilisk-v3-recensione-migliore-del-g502Read 7 October 2026Exact original wired 26K Basilisk V3 review identifies the physical sensor family PAW3399. The watchmono exact-model teardown independently identifies the same family. No unproved package suffix is added and the published Razer sensor brand is preserved.

Sensor type

Optical3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026FAQ 1 tells the user to wipe carefully near the optical sensor.

Optical1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026Tech Specs Sensor: Optical. Sensor Technology: Focus+ Optical Sensor.

Maximum configurable DPIiMaximum selectable DPI with the documented firmware. Later firmware increases are noted in sources. The sensor chip’s theoretical maximum is not the mouse’s maximum.

1,600DPI1Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026FAQ Q4: 4 DPI settings, 400 (Default)-800-1200-1600. The manual agrees. Images on the same page say 5 DPI Level, and Amazon and retailer listings of older units list 100-200-400-800-1200. The FAQ and manual value is stored.3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Specifications page lists DPI 400 (Default)-800-1200-1600.

26,000DPI1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026Tech Specs Max Sensitivity (DPI): 26000. Manual and launch release say true 26,000 DPI.

Minimum configurable DPIiLowest selectable sensitivity on this mouse. Factory presets do not establish its minimum.

400DPI1Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026FAQ Q4: 4 DPI settings from 400 to 1600. No lower setting is documented.3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Specifications page lists DPI 400 (Default)-800-1200-1600.

100DPI4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Original 2021 BASILISKV3-00000153 guide, printed page 17. The 100-DPI endpoint is visually readable in the screenshot and is not inferred from factory presets.

DPI adjustment stepiSmallest documented configuration increment, not the spacing between factory presets.

Not available

50DPI6Reviewrtings.com/mouse/reviews/razer/basilisk-v3Read 6 October 2026Public review text: you can adjust the CPI by precise increments of 50. Tested with Razer Synapse.

Maximum DPI stagesiMaximum number of selectable sensitivity presets saved at once, not the number of distinct supported DPI values.

41Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026FAQ Q4 and the manual list four DPI levels. The manual says more speed can only be set in the computer's own pointer settings.3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026DPI Mode: there are 4 DPI levels.

54Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Performance section: up to 5 sensitivity stages.

Default DPI presetsiFactory preset sensitivity values for the exact model and firmware. Source notes distinguish different factory profiles.

400, 800, 1,200, 1,600DPI1Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026FAQ Q4: 400 (Default), 800, 1200 and 1600.3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026DPI Mode: the red light flashes once, twice, three or four times for 400, 800, 1200 and 1600 DPI. The default is 400.

400, 800, 1,600, 3,200, 6,400DPI4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Default stages 400/800/1600/3200/6400, 1600 is the default. The launch release lists only 400/1600/3200/6400. The manual list is kept.

Separate X and Y DPI

Not available

Yes4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026

Tracking speed (claimed)iMaker or published product specification, in inches per second. If the source says more than a value, that numeric threshold is stored and qualified in the source note. Do not read it as an exact ceiling.

30IPS3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Specifications page lists Tracking Speed 30 In/sec. Stored as published, with no qualifier.

650IPS1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026Tech Specs Max Speed (IPS): 650. Launch release says up to 650 IPS.

Tracking acceleration (claimed)iMaximum tracking acceleration in multiples of gravitational acceleration, not mouse weight. A source saying more than a value is retained as a qualified threshold in the source note.

Not available

50G1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026

Lift-off distance settingsiOnly documented selectable lift-off values, or one documented fixed value. A minimum, approximate measured result or unquantified range does not establish a complete option list.

Not available

Not available

Separate lift and landing distance

Not available

Yes4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Smart Tracking: separate lift-off and landing distances with Enable Asymmetric Cut-Off. Selectable distances are not listed.

Surface calibrationiSensor calibration for a tracking surface. Adjustable lift-off distance or copying sensitivity from another mouse alone does not establish this feature.

Not available

Yes4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Calibration subtab optimizes the sensor to a surface, with Razer mouse mats or a custom mat.

Motion SynciWhether sensor motion synchronization is supported. Polling-rate restrictions and default state belong in source notes.

Not available

Yes11Maker product pagerazer.com/ca-en/razer-focus-plus-sensorRead 7 October 2026Maker Focus+ page explicitly includes the original Basilisk V3 and its 26,000-DPI implementation. Motion Sync is supported. The page does not state a user toggle, default state or polling-rate restrictions, so none are assumed. The exact-model PC-Gaming review also names Motion-Sync.

Angle snapping

Not available

Not available

Ripple control

Not available

Not available

Tracks on glass

Not available

Not available

Sensor position

Not available

Centred13Reviewtechaeris.com/2021/09/08/razer-basilisk-v3-review-some-subtle-not-so-subtle-improvementsRead 7 October 2026Exact original-model review locates the sensor in the middle. The EloShapes exact-model table independently says Centered (48%). No percentage is stored.

Performance

5 of 8 differ

Documented polling rates by connectioniOne row per documented usable rate and connection. Receiver and firmware requirements are noted. Maximum-only claims do not imply all intermediate settings or the same ceiling over USB.

ANulea M501 Wireless Trackball Mouse

Data connection	Polling rate (Hz)	Receiver requirement
2.4 GHz	250	included USB receiver
Bluetooth	115	Not available

Source3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Specifications page lists Report Rate 250 Hz (2.4G) and 115 Hz (Bluetooth). Read as the report rate.

BRazer Basilisk V3

Data connection	Polling rate (Hz)
USB (wired)	125
USB (wired)	500
USB (wired)	1,000

Source4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Performance section: 125 Hz, 500 Hz and 1000 Hz.

Max polling rate

250Hz=CalculatedFrom Documented polling rates by connection

1,000Hz=CalculatedFrom Documented polling rates by connection

Polling rate (wired)

Not available

1,000Hz=CalculatedFrom Documented polling rates by connection

Polling rate (2.4 GHz)

250Hz=CalculatedFrom Documented polling rates by connection

Not available

Polling rate (Bluetooth)

115Hz=CalculatedFrom Documented polling rates by connection

Not available

Claimed click latencyiAbsolute click-latency claim from the maker. A relative improvement is not absolute latency. Source notes give polling mode and whether the number is an average, bound or best case.

Not available

Not available

Adjustable debounce

Not available

Not available

Minimum debounceiLowest documented debounce setting or fixed main-switch debounce delay. Click response time or total click latency is not the same quantity.

Not available

Not available

Measured

None of 7 known

Latency per connection (measured)iReviewer measurements for an identified connection, polling rate, firmware and settings. Click and sensor latency use different test methods and are not interchangeable.

Not available

Not available

DPI deviation (measured)iReviewer measurement of deviation from a specified DPI value. Test DPI, travel speed, distance and method belong in source notes.

Not available

Not available

Lift-off distance (measured)iReviewer-measured lift-off height at the lowest setting, on the specified surface. Do not store the maker’s selectable LOD here.

Not available

Not available

Main click force (measured)iReviewer-measured main-button actuation force in gram-force. Not the mouse weight and not an electrical latency measure.

Not available

Not available

Weight (measured)iReviewer scale measurement. Include battery for wireless mice and exclude cable for wired mice. Source notes identify colour and installed skates.

Not available

Not available

Battery life (measured)iReviewer-measured runtime from a stated test, not a claim, forecast or extrapolation. Polling, lighting and other power settings must be identified.

Not available

Not available

Hand size fitiExact-model reviewer fit assessment. Source notes define the hand-length bands and tested grip. Do not translate general praise into every size fitting.

Not available

Not available

Switches

5 of 11 differ

Main switch typeiActuation technology for the left and right main buttons. Hybrid means optical-mechanical. Inductive analog switches detect travel by induction.

Not available

Optical1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026

Published main-switch brandiBrand named for the main switches. Proprietary Razer, Pulsar, Glorious or Logitech branding does not identify the physical contract manufacturer.

Not available

Razer1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026

Main switch model

Not available

Optical Mouse Switches Gen-21Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026Tech Specs Switch Type: 2nd-gen Razer Optical Mouse Switch. Manual and launch release name it Razer Optical Mouse Switches Gen-2.

Main switch rated lifeiManufacturer or component rating for the main left/right switches, in millions of actuations. This is not a whole-mouse durability measurement.

Not available

70million1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026Tech Specs Switch Lifecycle: 70 Million Clicks. Manual says rated for 70M clicks.

Hot-swap main switchesiMain switches can be changed without soldering. Opening the case or using a switch pack can still be required.

Not available

Not available

Adjustable click actuationiThe point where a main click registers can be configured. Debounce adjustment changes timing, not actuation travel.

Not available

Not available

Separate main buttons

Not available

Yes13Reviewtechaeris.com/2021/09/08/razer-basilisk-v3-review-some-subtle-not-so-subtle-improvementsRead 7 October 2026Exact-model review describes split mouse buttons. Original-model opened-shell photographs corroborate distinct main-button covers from the palm shell.

Side switch model

Not available

Not available

Middle click switch

Not available

Not available

Scroll encoder type

Not available

Not available

Scroll encoder

Not available

Not available

Buttons and scroll wheel

7 of 13 differ

Physical button inputsiIncludes left/right, wheel click, each wheel-tilt direction, DPI/report-rate/profile buttons and a wheel-mode pushbutton. Excludes scroll rotation, power sliders and connection sliders. A connection pushbutton, such as Logitech Easy-Switch, counts even when the maker's own count leaves it out. A button that only switches power does not. Counts each physical input once.

73Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Product Features diagram labels Left Key, Right Key, Scroll Wheel, Move Forward Key, Move Backward Key, DPI Switch Key and a Mode Key on the underside. A buyer guide counts the scroll click among the maker's six buttons. The Mode Key switches the connection, so it counts under the schema rule. The ON/OFF button only switches power and is not counted. The maker's own count is 6.6Reviewgamingpcguru.com/nulea-m501-trackball-reviewRead 15 October 2026Article dated 2026-05-20 and updated 2026-10-09 lists six buttons: two main clicks, scroll click, DPI and two thumb buttons for forward and back. It reports no hands-on testing. The Mode Key on the underside is added under the schema rule, so the stored count is 7.

114Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Device layout: left and right buttons, scroll click, scroll tilt left and right, scroll mode button, DPI cycle button, multi-function trigger, buttons 4 and 5, and the profile button underneath. Scroll rotation is excluded.

Programmable buttonsiNumber of physical button inputs that can be remapped. Excludes scroll-up/down actions, alternate software layers and non-programmable mode controls.

01Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026FAQ Q3: all buttons are not programmable.

111Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026Tech Specs Programmable Buttons: 11. Marketed as 10+1, the extra one being the profile button underneath.

Side buttonsiButtons on the thumb-facing side walls, including a side DPI-shift button. Top buttons beside the main click plate and bottom setting buttons are excluded.

23Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Move Forward Key and Move Backward Key sit on the thumb-side wall.

34Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Mouse buttons 4 and 5 and the multi-function trigger, all on the left side.

Side buttons on

Left3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026The diagram shows both buttons on the left wall of this right-handed mouse, above the trackball.

Left4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026

DPI buttoniA physical pushbutton that changes sensitivity. A button shared with power or report rate still counts. Software-only switching does not.

Yes3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Diagram label: DPI Switch Key.

Yes4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026

DPI button position

Top3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Diagram and photos show the DPI key on the top shell below the scroll wheel.

Top7Reviewtechradar.com/reviews/razer-basilisk-v3Read 6 October 2026Two buttons below the scroll wheel on top, one of them the scroll mode button. The manual names the other the DPI cycle button.

Profile buttoniA dedicated physical profile-switch button. A remappable input that could be assigned this action does not prove a dedicated control.

No3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026The complete control list in Product Features has no profile button.

Yes4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Device layout item M: Profile button. Pressing it cycles through the stored profiles.

Dedicated DPI-shift buttoniDedicated physical control for temporarily switching sensitivity while held. A software-remappable input is not automatically a dedicated sniper control.

No3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026The complete control list has no dedicated DPI-shift button.

Yes4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026The multi-function trigger by default temporarily changes the sensitivity while held down.

Dedicated gesture buttoniA dedicated physical gesture control. Assigning a gesture action to a remappable button does not establish a separate gesture button.

No3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026The complete control list has no gesture button.

No4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Complete device layout has no gesture button and no separate thumb wheel.

Scroll wheel

Not available

Notched, Free spin, Tilt4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 20264-way HyperScroll tilt wheel with electronically actuated notched and free-spinning modes.

Scroll mode switchiHow the wheel changes between notched and free-spin modes. None means there is no such mode-switch mechanism.

Not available

Automatic4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026The scroll mode button switches between Free-Spin and Tactile modes. Smart-Reel in Razer Synapse can also switch modes automatically. Automatic is stored, as for the other Razer wheels with Smart-Reel.

Separate thumb wheeliA separate side wheel operated by the thumb. Tilting the central scroll wheel does not count.

No3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026The complete control list has no separate thumb wheel.

No4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026

Scroll wheel material

Not available

Not available

Build

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Shell material

ABS3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Specifications page lists Material ABS.

Plastic, polymer unspecified6Reviewrtings.com/mouse/reviews/razer/basilisk-v3Read 6 October 2026Public review text names a plastic body without naming the polymer.

Surface finishiPublished surface finish, such as matte or textured. Soft-feel wording does not establish rubber material or a chemical coating.

Not available

Matte6Reviewrtings.com/mouse/reviews/razer/basilisk-v3Read 6 October 2026Public review text: matte plastic body. The maker names injection molded rubber grips on the sides.

Installed feet materialiMaterial of the factory-installed skates, excluding separately supplied replacements or dot skates. Virgin PTFE means additive-free or explicitly virgin-grade PTFE.

Not available

PTFE1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026Tech Specs Mouse Feet: 100% PTFE Mouse Feet.

Installed skate piecesiNumber of separate factory-installed skate pieces, including a sensor ring. Excludes spare skates supplied in the box.

Not available

515Reviewifixit.com/Guide/Razer+Basilisk+V3+Programmable+Buttons+Replacement/172434Read 7 October 2026Direct count from the exact-model repair photo. The family marking RZ01-0400 and 26K sensor marking are visible. Four outer PTFE pads plus the installed sensor ring make five pieces under the schema definition. Techaeris counts four outer feet, excluding the ring. Spare skates are excluded.

Feet shapeiGeometry of the installed skates. Pads plus a sensor ring are mixed. Separate dots are dots.

Not available

Mixed15Reviewifixit.com/Guide/Razer+Basilisk+V3+Programmable+Buttons+Replacement/172434Read 7 October 2026Exact-model complete underside repair photo shows pads plus a sensor ring. Therefore the schema geometry is mixed, rather than pads alone. The sensor ring is a distinct white skate piece.

Feet thickness

Not available

Not available

Cable

4 of 5 differ

Cable

Not available

Braided10Reviewtomshardware.com/reviews/razer-basilisk-v3-review-above-and-beyondRead 7 October 2026Fixed Razer Speedflex fabric-braided cable. The brand name alone is not treated as evidence of paracord construction.

Cable length

Not available

1.8m4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Technical specifications: 1.8 m / 6 ft Speedflex cable. The launch release prints 8 m, a typo next to 6 ft.

Detachable cableiThe cable unplugs from an external socket on the mouse without opening it. A service-replaceable internal cable does not count.

Not available

No7Reviewtechradar.com/reviews/razer-basilisk-v3Read 6 October 2026Review says the Basilisk V3 has a fixed corded USB cable.

Port on mouseiExternally accessible data/charging socket on the mouse. A fixed cable is none. USB-C describes the connector, not a transfer-speed version.

USB-C3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Charging section: Type-C charging cable. Photos show the USB-C socket on the front edge. The cable is for charging and cannot be used as a wired mouse.

None4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026The Speedflex cable is item A of the mouse itself. No socket is shown on the mouse.

Cable host plugiConnector on the computer end of the supplied or fixed cable, independent of the mouse-end connector.

USB-A3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Troubleshooting says not to use a Type C-C cable, so the supplied cable has another host plug. The included cable is a USB-A to USB-C charging cable by that rule.

USB-A4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Product requirements: USB-A port.

Connectivity

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ConnectionsiConnections that carry mouse input data. A USB cable used only for charging does not establish wired USB operation.

2.4 GHz, Bluetooth1Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026Page says the mouse connects by Bluetooth or a 2.4G USB receiver. The USB cable is for charging only, so no wired mode is stored.

USB (wired)1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026Tech Specs Connectivity: Wired - Razer Speedflex Cable. Battery Life: None.

Wireless technology

Not available

Not available

BluetoothiThe version number only, such as 5.1. LE and Low Energy are left out. A source that names only Bluetooth Low Energy gives no version.

Not available

Not available

Saved Bluetooth pairing slotsiNumber of Bluetooth hosts whose pairing the mouse remembers. A limit of one concurrently connected host does not establish the number of saved slots.

23Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026The mode switch diagram shows two Bluetooth channels, BT1 and BT2, and one 2.4G channel. Troubleshooting says one channel pairs with one device.

Not available

Switchable host devicesiNumber of host devices selectable through the documented mouse controls without manually moving a data cable. Not the number of physical receivers or simultaneous active links alone.

31Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026Page says it connects to up to 3 devices via Bluetooth or the USB dongle.

Not available

Device switching

Button1Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026Page says to switch between devices with the button on the bottom.

Not available

Receiver host connectoriHost plug on the included small receiver. A larger cabled receiver is described in source notes. This differs from the charging cable’s plug.

USB-A3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026The 2.4G Connection page draws a nano receiver with a USB-A plug.

None16Reviewlttlabs.com/products/mice/razer-basilisk-v3Read 7 October 2026Original wired 26K Basilisk V3. LTT lists Receiver No and a fixed braided USB Type-A cable. There is no included wireless receiver.

Receiver storage in mouse

Yes1Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026Page and FAQ Q5: the 2.4G USB receiver is stored at the bottom of the mouse.

Not available

Receiver extender includediAn included adapter, dock or cabled receiver arrangement moves the receiver closer to the mouse. A charging-only adapter does not count.

No3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Package Content lists the mouse, manual and cable only.

No4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Complete maker box contents for the original fixed-cable mouse have no receiver or extension adapter.

Receiver pairing sharediA receiver can pair with another supported device, such as a keyboard, at the same time. This does not mean the mouse switches between computers.

Not available

Not available

Wireless rangeiPublished range and test conditions. A recommended receiver distance or minimum reliable range is not an exact maximum.

10m7Retailer pageamazon.com/dp/B09HHHDZZGRead 15 October 2026Product information lists Range 10.0 meters. Test conditions are not stated and the maker does not publish a range.

Not available

Basic mouse OS supportiOperating systems supported for basic input. Configuration software support is listed separately and may require a newer OS version.

Windows, macOS1Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026Page says the forward and backward buttons are not compatible with macOS, which confirms macOS use. The manual gives Windows and macOS Bluetooth steps. No other operating system is documented on the current page.

Windows4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Windows basic input is documented by the device manual and its Windows mouse-properties procedure. This is a confirmed subset. The Windows 10 64-bit requirement elsewhere concerns Synapse configuration software. No unproved macOS, Linux or console support is added.

ConsolesiConsole families explicitly supported. Source notes identify exact consoles, games and reduced polling or software functions.

Not available

Not available

Battery

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Battery type

Li-ion7Retailer pageamazon.com/dp/B09HHHDZZGRead 15 October 2026Product information lists 1 Lithium Ion batteries required. The battery is built in and not a replaceable cell.

Not available

Disposable battery countiNumber of disposable cells, such as AA or AAA. Do not use this field for internal rechargeable cells.

Not available

Not available

Battery capacityiPublished or physically identified internal battery capacity. Do not calculate mAh from claimed runtime or compare capacities across unverified hardware revisions.

Not available

Not available

User-replaceable batteryiBattery replacement is a supported user procedure. The ability to open and modify the mouse does not establish this feature.

No1Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026Page describes a built-in rechargeable battery. The manual says do not disassemble. No replacement procedure is given.

Not available

Battery life by mode (claimed)iOne manufacturer or published product claim per documented connection, polling rate and lighting condition. Omit unstated conditions. Source notes identify performance, switch and haptic modes and whether runtime is up to a value.

Not available

Not available

Battery life (up to)iManufacturer estimate of days of normal use between full charges. This includes periods when the mouse is idle. It is not continuous runtime. Source notes preserve usage conditions and qualifiers when published. Do not convert this estimate to continuous hours.

Not available

Not available

Battery life (normal use)iManufacturer estimate of calendar months of normal use between charges or battery replacements. It is not continuous runtime. Source notes retain approximate, up-to, or-more and operating-mode qualifiers. Do not convert this estimate to continuous hours.

Not available

Not available

Longest battery life

Not available

Not available

Battery life at 1000 HziLongest stored claim explicitly at 1000 Hz over 2.4 GHz. A claim without a confirmed polling rate is excluded.

Not available

Not available

Battery life on Bluetooth

Not available

Not available

Charging port

USB-C1Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026FAQ and page images: the mouse charges over a Type-C cable. The charging indicator turns blue while charging.

Not available

Full charge timeiClaimed time from empty to full charge, in minutes. Approximation and charging setup are stated in source notes.

Not available

Not available

Quick charge

Not available

Not available

Use while chargingiMouse input works while the internal battery charges through the documented wired or dock arrangement.

Not available

Not available

Charging system compatibilityiNamed wireless charging pad or contact dock. Source notes distinguish inductive pads from pogo-pin contact charging.

Not available

Not available

Charging dock included

No3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Package Content is complete and lists no dock. The mouse charges over its Type-C port.

Not available

Battery indicator

LED1Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026FAQ Q1: an indicator light under the DPI button turns blue when charging and off when fully charged. The manual adds a red flicker for low battery.

Not available

Lighting

4 of 4 differ

Decorative RGB lightingiUser-configurable decorative lighting. A multicolour status, DPI or battery indicator alone is not decorative RGB.

Not available

Yes1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026

Decorative lighting zonesiNumber of independently controlled decorative lighting zones. Status indicator LEDs are excluded.

Not available

113Maker product pagerazer.com/gaming-mice/razer-basilisk-v3Read 6 October 202611 Razer Chroma RGB Lighting Zones, 11 individually programmable LEDs. The profile indicator is a separate status LED.

Lighting sync

Not available

Razer Chroma RGB1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026

DPI indicator

LED3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Light Indication: DPI switching shows a red light.

Not available

Software

9 of 9 differ

Software

Not available

Razer Synapse4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Razer Synapse 3 at launch.

Configuration software platformsiPlatforms explicitly supported for configuring this exact model. Basic input compatibility and availability of a generic app on another platform do not establish model support.

Not available

Windows4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Razer Synapse requirements: Windows 10 64-bit or higher.

Onboard memoryiDocumented settings remain available without configuration software running. Which settings persist is stated in source notes.

Not available

Yes1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026

Onboard profilesiMaximum distinct hardware-stored profiles. Software game profiles and factory preset profiles do not establish this maximum.

Not available

51Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026Tech Specs On-board Memory Profiles: 5. Manual and launch release also write Hybrid On-board and Cloud Storage (4+1 profiles). The manual says the mouse can store up to 5 profiles.

Macros

Not available

Yes4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026

Macros stored onboardiMacros themselves execute from mouse memory without the configuration app. Onboard DPI or button assignments alone do not prove onboard macros.

Not available

No10Reviewtomshardware.com/reviews/razer-basilisk-v3-review-above-and-beyondRead 7 October 2026Original 2021 review using Synapse 3. Key bindings and sensor settings persist in five onboard profiles, but macros require Synapse running. This describes the reviewed original model. The later updater release does not provide an independently readable claim changing macro execution.

Button remapping

No1Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026FAQ Q3: all buttons on this wireless trackball mouse are not programmable.

Yes4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026

Per-app profiles

Not available

Yes4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Linked Games: a profile can activate automatically when an application runs.

User firmware updatesiA public user-accessible updater or documented software firmware-update procedure exists for this exact model.

Not available

Yes17Maker product pageinsider.razer.com/razer-support-45/basilisk-v-3-80936Read 7 October 2026Public manufacturer-support reply dated 15 August 2025 explicitly provides an original Basilisk V3 updater. The independent public rzr.to/YgoEgY asset redirect resolves to the exact BasiliskV3_0099_FirmwareUpdater_v1.02.00_r1.exe with HTTP 200 metadata. No updater was downloaded or executed and the gated support article was not bypassed.

In the box

2 of 4 differ

In the boxiDocumented contents of the specified colour or bundle. Installed parts and optional extras are distinguished in source notes.

Wireless Trackball Mouse, User Manual, Type-C Charging Cable3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Package Content: 1 Wireless Trackball Mouse, 1 User Manual, 1 Type-C Charging Cable. The USB receiver is stored in the mouse and is not listed.

Razer Basilisk V3, Important Product Information Guide4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026What's Inside section.

Cables included

ANulea M501 Wireless Trackball Mouse

Type	Cable count
Type-C charging cable	1

Source3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Package Content: 1 Type-C Charging Cable.

BRazer Basilisk V3

Type	Cable count
Fixed Razer Speedflex cable	1

Source4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026

Extra skates includediAn extra usable skate set is supplied separately from installed skates, including an alternative dot set. Factory protective film is not a spare skate.

No3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Package Content is complete and lists no spare skates.

No16Reviewlttlabs.com/products/mice/razer-basilisk-v3Read 7 October 2026Exact original-model LTT table explicitly says no extra feet included. This excludes factory-installed pads and the sensor ring. The maker complete box inventory also contains no spare set.

Grip tape

No3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026Package Content is complete and lists no grip tape.

No4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Complete original maker box contents have no separate adhesive grip tape. Factory injection-moulded rubber side grips are installed parts.

Links

Not compared

Product page

nulea.com/products/nulea-m501-wireless-trackball-mouse1Maker product pagenulea.com/products/nulea-m501-wireless-trackball-mouseRead 15 October 2026

www.razer.com/gaming-mice/razer-basilisk-v33Maker product pagerazer.com/gaming-mice/razer-basilisk-v3Read 6 October 2026

Spec sheet

cdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdf3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026The manual's Specifications page is the only spec table the maker publishes.

www.razer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U11Maker product pagerazer.com/gaming-mice/razer-basilisk-v3/RZ01-04000100-R3U1Read 7 October 2026Online technical specification sheet for the original US black 26K model. This is the explicit Tech Specs page, not the separate 35K model.

Manual

cdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdf3Owner's manualcdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdfRead 15 October 2026

dl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdf4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 2026Razer Basilisk V3 Master Guide, copyright 2021. The BASILISKV3-00000203 file is the separate Basilisk V3 35K guide and is not used.

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

Not available

Not available

Warranty

1 of 1 differ

Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

1year4Maker product pagenulea.com/pages/product-warrantyRead 15 October 2026All Nulea keyboard and mouse products come with a 12-month warranty from the date of purchase. US store. An archived page of 2021 offered 18 months at launch.

2years4Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3-00000153-en.pdfRead 7 October 20262-year limited warranty. The US overview page also says up to 2 years.

Both are also in the API. Back to all mice.