{"data":{"slug":"nulea-m501","type":"mouse","brand":"Nulea","name":"M501 Wireless Trackball Mouse","aliases":["M501","Nulea M501","Nulea M501 Wireless Trackball Mouse","M501 Trackball Mouse"],"release_date":"2021-11","url":"https://arkivo.dev/mice/nulea-m501","specs":{"series":null,"model_numbers":["M501"],"gtins":null,"announce_date":null,"status":"available","predecessor":null,"successor":null,"launch_price_usd":39.99,"launch_price_eur":null,"markets":null,"colors":["Red","Blue","Black","Silver","Pink","Purple","Green","Orange","Gold"],"manufacturer_url":"https://nulea.com/products/nulea-m501-wireless-trackball-mouse","spec_sheet_url":"https://cdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdf","manual_url":"https://cdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdf","eprel_registration_number":null,"warranty_years":1,"segment":"ergonomic","mouse_form":"trackball","shape":"right_handed","size_class":null,"grip_styles":null,"recommended_hand_size_mm":null,"hump_position":null,"thumb_rest":null,"finger_rest":null,"shell_type":null,"modular_parts":null,"adjustable_weight":null,"adjustable_weight_max_g":null,"vertical_angle_deg":null,"trackball_diameter_mm":34,"trackball_position":"thumb","dimensions_mm":{"length_mm":136,"width_mm":103,"height_mm":50},"grip_width_mm":null,"weight_g":128,"package_dimensions_mm":null,"package_weight_g":null,"sensor_model":null,"sensor_brand":null,"sensor_base_model":null,"sensor_type":"optical","max_dpi":1600,"min_dpi":400,"dpi_step":null,"dpi_stages_max":4,"dpi_presets_default":[400,800,1200,1600],"dpi_xy_independent":null,"max_speed_ips":30,"max_acceleration_g":null,"lift_off_distance_mm":null,"asymmetric_lift_off":null,"surface_calibration":null,"motion_sync":null,"angle_snapping":null,"ripple_control":null,"glass_tracking":null,"sensor_position":null,"polling_rate_modes":[{"connection":"2_4ghz","polling_rate_hz":250,"receiver":"included USB receiver"},{"connection":"bluetooth","polling_rate_hz":115,"receiver":null}],"polling_rate_max_hz":250,"polling_rate_wired_hz":null,"polling_rate_wireless_hz":250,"polling_rate_bluetooth_hz":115,"claimed_click_latency_ms":null,"debounce_adjustable":null,"debounce_time_min_ms":null,"measured_latency":null,"measured_cpi_deviation_pct":null,"measured_lift_off_distance_mm":null,"measured_click_force_g":null,"measured_weight_g":null,"measured_battery_life":null,"hand_size_fit":null,"main_switch_type":null,"main_switch_brand":null,"main_switch_model":null,"main_switch_rated_clicks_million":null,"main_switch_hot_swappable":null,"main_switch_actuation_adjustable":null,"main_buttons_separate":null,"side_switch_model":null,"middle_switch_model":null,"scroll_encoder_type":null,"scroll_encoder_model":null,"button_count":7,"programmable_buttons":0,"side_button_count":2,"side_buttons_position":"left","dpi_button":true,"dpi_button_position":"top","profile_button":false,"sniper_button":false,"gesture_button":false,"scroll_wheel":null,"scroll_mode_switching":null,"thumb_wheel":false,"scroll_wheel_material":null,"shell_material":["abs"],"coating":null,"feet_material":null,"feet_count":null,"feet_shape":null,"feet_thickness_mm":null,"cable_type":null,"cable_length_m":null,"cable_detachable":null,"mouse_port":"usb_c","cable_host_connector":"usb_a","connection_types":["2_4ghz","bluetooth"],"wireless_technology_name":null,"bluetooth_version":null,"bluetooth_devices":2,"multi_device_count":3,"multi_device_switching":"button","receiver_connector":"usb_a","receiver_storage":true,"receiver_extender_included":false,"receiver_multi_device":null,"wireless_range_m":10,"os_compatibility":["windows","macos"],"console_compatibility":null,"battery_type":"li_ion","battery_count":null,"battery_capacity_mah":null,"battery_user_replaceable":false,"battery_life_claimed":null,"battery_life_claimed_days":null,"battery_life_claimed_months":null,"battery_life_max_h":null,"battery_life_1000hz_h":null,"battery_life_bluetooth_h":null,"charging_port":"usb_c","charge_time_full_min":null,"quick_charge":null,"use_while_charging":null,"wireless_charging_compatible":null,"charging_dock_included":false,"battery_indicator":["led"],"rgb_lighting":null,"lighting_zones":null,"lighting_ecosystems":null,"dpi_indicator":"led","software_name":null,"software_platforms":null,"onboard_memory":null,"onboard_profiles":null,"macros":null,"macros_onboard":null,"button_remapping":false,"per_app_profiles":null,"firmware_updatable":null,"in_the_box":["Wireless Trackball Mouse","User Manual","Type-C Charging Cable"],"cables_included":[{"type":"Type-C charging cable","count":1}],"spare_feet_included":false,"grip_tape_included":false},"variants":[],"sources":[{"url":"https://nulea.com/products/nulea-m501-wireless-trackball-mouse","kind":"manufacturer_page","accessed":"2026-10-15","fields":["manufacturer_url","status","colors","segment","mouse_form","max_dpi","min_dpi","dpi_stages_max","dpi_presets_default","button_remapping","programmable_buttons","connection_types","multi_device_count","multi_device_switching","receiver_storage","battery_user_replaceable","charging_port","battery_indicator","os_compatibility"],"notes":{"status":"Store page lists the mouse in stock at 33.99 USD for Red. Other colours are 34.99 to 36.99 USD.","colors":"The 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.","segment":"The page files the mouse under ERGO MICE and describes an ergonomic design for all-day comfort.","mouse_form":"The page describes a trackball moved by thumb control.","max_dpi":"FAQ 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.","min_dpi":"FAQ Q4: 4 DPI settings from 400 to 1600. No lower setting is documented.","dpi_stages_max":"FAQ Q4 and the manual list four DPI levels. The manual says more speed can only be set in the computer's own pointer settings.","dpi_presets_default":"FAQ Q4: 400 (Default), 800, 1200 and 1600.","button_remapping":"FAQ Q3: all buttons on this wireless trackball mouse are not programmable.","programmable_buttons":"FAQ Q3: all buttons are not programmable.","connection_types":"Page 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.","multi_device_count":"Page says it connects to up to 3 devices via Bluetooth or the USB dongle.","multi_device_switching":"Page says to switch between devices with the button on the bottom.","receiver_storage":"Page and FAQ Q5: the 2.4G USB receiver is stored at the bottom of the mouse.","battery_user_replaceable":"Page describes a built-in rechargeable battery. The manual says do not disassemble. No replacement procedure is given.","charging_port":"FAQ and page images: the mouse charges over a Type-C cable. The charging indicator turns blue while charging.","battery_indicator":"FAQ 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.","os_compatibility":"Page 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."}},{"url":"https://nulea.com/products/nulea-m501-wireless-trackball-mouse.json","kind":"manufacturer_page","accessed":"2026-10-15","fields":["release_date"],"notes":{"release_date":"The maker's store feed shows the product created and published on 2021-11-16. The first archived page is dated 2021-11-27."}},{"url":"https://cdn.shopify.com/s/files/1/0549/9768/0300/files/M501_Wireless_Trackball_Mouse_-_User_Manual.pdf","kind":"manual","accessed":"2026-10-15","fields":["manual_url","spec_sheet_url","model_numbers","dimensions_mm","weight_g","shell_material","max_dpi","min_dpi","dpi_stages_max","dpi_presets_default","max_speed_ips","polling_rate_modes","sensor_type","button_count","side_button_count","side_buttons_position","dpi_button","dpi_button_position","profile_button","sniper_button","gesture_button","thumb_wheel","mouse_port","cable_host_connector","bluetooth_devices","receiver_connector","receiver_extender_included","dpi_indicator","in_the_box","cables_included","spare_feet_included","grip_tape_included","charging_dock_included"],"notes":{"spec_sheet_url":"The manual's Specifications page is the only spec table the maker publishes.","model_numbers":"Specifications page: Model M501.","dimensions_mm":"Specifications 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.","weight_g":"Specifications 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.","shell_material":"Specifications page lists Material ABS.","max_dpi":"Specifications page lists DPI 400 (Default)-800-1200-1600.","min_dpi":"Specifications page lists DPI 400 (Default)-800-1200-1600.","dpi_stages_max":"DPI Mode: there are 4 DPI levels.","dpi_presets_default":"DPI Mode: the red light flashes once, twice, three or four times for 400, 800, 1200 and 1600 DPI. The default is 400.","max_speed_ips":"Specifications page lists Tracking Speed 30 In/sec. Stored as published, with no qualifier.","polling_rate_modes":"Specifications page lists Report Rate 250 Hz (2.4G) and 115 Hz (Bluetooth). Read as the report rate.","sensor_type":"FAQ 1 tells the user to wipe carefully near the optical sensor.","button_count":"Product 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.","side_button_count":"Move Forward Key and Move Backward Key sit on the thumb-side wall.","side_buttons_position":"The diagram shows both buttons on the left wall of this right-handed mouse, above the trackball.","dpi_button":"Diagram label: DPI Switch Key.","dpi_button_position":"Diagram and photos show the DPI key on the top shell below the scroll wheel.","profile_button":"The complete control list in Product Features has no profile button.","sniper_button":"The complete control list has no dedicated DPI-shift button.","gesture_button":"The complete control list has no gesture button.","thumb_wheel":"The complete control list has no separate thumb wheel.","mouse_port":"Charging 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.","cable_host_connector":"Troubleshooting 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.","bluetooth_devices":"The mode switch diagram shows two Bluetooth channels, BT1 and BT2, and one 2.4G channel. Troubleshooting says one channel pairs with one device.","receiver_connector":"The 2.4G Connection page draws a nano receiver with a USB-A plug.","receiver_extender_included":"Package Content lists the mouse, manual and cable only.","dpi_indicator":"Light Indication: DPI switching shows a red light.","in_the_box":"Package 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.","cables_included":"Package Content: 1 Type-C Charging Cable.","spare_feet_included":"Package Content is complete and lists no spare skates.","grip_tape_included":"Package Content is complete and lists no grip tape.","charging_dock_included":"Package Content is complete and lists no dock. The mouse charges over its Type-C port."}},{"url":"https://nulea.com/pages/product-warranty","kind":"manufacturer_page","accessed":"2026-10-15","fields":["warranty_years"],"notes":{"warranty_years":"All 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."}},{"url":"https://web.archive.org/web/20211127234425/https://nulea.com/products/nulea-m501-wireless-trackball-mouse","kind":"manufacturer_page","accessed":"2026-10-15","fields":["launch_price_usd"],"notes":{"launch_price_usd":"Archived 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."}},{"url":"https://gamingpcguru.com/nulea-m501-trackball-review/","kind":"review_site","accessed":"2026-10-15","fields":["button_count"],"notes":{"button_count":"Article 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."}},{"url":"https://www.amazon.com/dp/B09HHHDZZG","kind":"retailer","accessed":"2026-10-15","fields":["shape","trackball_diameter_mm","trackball_position","wireless_range_m","battery_type"],"notes":{"shape":"Product information lists Hand Orientation Right. The brand's comparison chart marks every Nulea trackball in it as Right.","trackball_diameter_mm":"Brand comparison chart on the Amazon page lists Trackball size 34mm for the M501 column.","trackball_position":"The same chart lists Trackball Control Method Thumb Control for the M501. The ball sits under the thumb on the left wall.","wireless_range_m":"Product information lists Range 10.0 meters. Test conditions are not stated and the maker does not publish a range.","battery_type":"Product information lists 1 Lithium Ion batteries required. The battery is built in and not a replaceable cell."}}],"fields_filled":58,"updated":"2026-10-15"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}