{"data":{"slug":"logitech-mx-master-4","type":"mouse","brand":"Logitech","name":"MX Master 4","aliases":[],"release_date":"2025-09","url":"https://arkivo.dev/mice/logitech-mx-master-4","specs":{"series":"MX Master","model_numbers":["910-007558","910-007559","910-007560","910-007562","910-007563","MR0118"],"gtins":["097855207524","097855207579","5099206133082","5099206133099"],"announce_date":"2025-09-30","status":"available","predecessor":"logitech-mx-master-3s","successor":null,"launch_price_usd":119.99,"launch_price_eur":129.99,"markets":["US","EU","GB"],"colors":["Graphite","Pale Gray","Black"],"manufacturer_url":"https://www.logitech.com/en-us/shop/p/mx-master-4","spec_sheet_url":"https://www.logitech.com/en-us/shop/p/mx-master-4","manual_url":"https://www.logitech.com/content/dam/support/mice/mx-master-4/web-qsg/mx-master-4-universal-web-qsg-ww.pdf","eprel_registration_number":null,"warranty_years":1,"segment":"office","mouse_form":"standard","shape":"right_handed","size_class":null,"grip_styles":null,"recommended_hand_size_mm":null,"hump_position":null,"thumb_rest":true,"finger_rest":false,"shell_type":"solid","modular_parts":null,"adjustable_weight":null,"adjustable_weight_max_g":null,"vertical_angle_deg":null,"trackball_diameter_mm":null,"trackball_position":null,"dimensions_mm":{"length_mm":128.15,"width_mm":88.35,"height_mm":50.8},"grip_width_mm":62,"weight_g":150,"package_dimensions_mm":{"width_mm":141,"height_mm":167,"depth_mm":58},"package_weight_g":null,"sensor_model":"Darkfield high precision","sensor_brand":"Logitech","sensor_base_model":"PAW3826E1","sensor_type":"laser","max_dpi":8000,"min_dpi":200,"dpi_step":50,"dpi_stages_max":null,"dpi_presets_default":[1000],"dpi_xy_independent":null,"max_speed_ips":null,"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":true,"sensor_position":null,"polling_rate_modes":[{"connection":"2_4ghz","polling_rate_hz":125,"receiver":"Included Logi Bolt USB-C receiver"},{"connection":"bluetooth","polling_rate_hz":125,"receiver":null}],"polling_rate_max_hz":125,"polling_rate_wired_hz":null,"polling_rate_wireless_hz":125,"polling_rate_bluetooth_hz":125,"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":152,"measured_battery_life":null,"hand_size_fit":null,"main_switch_type":"mechanical","main_switch_brand":null,"main_switch_model":null,"main_switch_rated_clicks_million":null,"main_switch_hot_swappable":false,"main_switch_actuation_adjustable":null,"main_buttons_separate":true,"side_switch_model":null,"middle_switch_model":null,"scroll_encoder_type":"magnetic","scroll_encoder_model":null,"button_count":9,"programmable_buttons":null,"side_button_count":4,"side_buttons_position":"left","dpi_button":false,"dpi_button_position":null,"profile_button":false,"sniper_button":false,"gesture_button":true,"scroll_wheel":["notched","free_spin"],"scroll_mode_switching":"automatic","thumb_wheel":true,"scroll_wheel_material":"metal","shell_material":["abs"],"coating":"textured","feet_material":"ptfe","feet_count":3,"feet_shape":"pads","feet_thickness_mm":null,"cable_type":null,"cable_length_m":null,"cable_detachable":true,"mouse_port":"usb_c","cable_host_connector":null,"connection_types":["2_4ghz","bluetooth"],"wireless_technology_name":"Logi Bolt","bluetooth_version":"5.1","bluetooth_devices":3,"multi_device_count":3,"multi_device_switching":"button","receiver_connector":"usb_c","receiver_storage":false,"receiver_extender_included":false,"receiver_multi_device":true,"wireless_range_m":10,"os_compatibility":["windows","macos","linux","chromeos","ipados","android"],"console_compatibility":null,"battery_type":"li_po","battery_count":null,"battery_capacity_mah":650,"battery_user_replaceable":true,"battery_life_claimed":null,"battery_life_claimed_days":70,"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":{"charge_min":1,"use_h":3},"use_while_charging":true,"wireless_charging_compatible":null,"charging_dock_included":null,"battery_indicator":["led","software"],"rgb_lighting":false,"lighting_zones":null,"lighting_ecosystems":null,"dpi_indicator":null,"software_name":"Logi Options+","software_platforms":["windows","macos"],"onboard_memory":null,"onboard_profiles":null,"macros":true,"macros_onboard":null,"button_remapping":true,"per_app_profiles":true,"firmware_updatable":true,"in_the_box":["Mouse","USB-C Bolt receiver","User documentation"],"cables_included":null,"spare_feet_included":false,"grip_tape_included":null},"variants":[{"model_number":"910-007558","colors":["Graphite"],"markets":["US"],"launch_price_usd":119.99},{"model_number":"910-007559","colors":["Pale Gray"],"markets":["US"],"launch_price_usd":119.99,"gtins":["097855207579"]},{"model_number":"910-007560","colors":["Black"],"markets":["US"],"launch_price_usd":119.99,"gtins":["097855207524"]},{"model_number":"910-007562","colors":["Graphite"],"markets":["EU","GB"],"launch_price_eur":129.99,"gtins":["5099206133082"]},{"model_number":"910-007563","colors":["Pale Gray"],"markets":["EU","GB"],"launch_price_eur":129.99,"gtins":["5099206133099"]}],"sources":[{"url":"https://www.logitech.com/en-us/shop/p/mx-master-4","kind":"manufacturer_page","accessed":"2026-10-06","fields":["series","manufacturer_url","spec_sheet_url","model_numbers","colors","markets","variants","warranty_years","dimensions_mm","weight_g","sensor_model","sensor_brand","max_dpi","min_dpi","dpi_step","dpi_presets_default","glass_tracking","gesture_button","thumb_wheel","scroll_wheel","scroll_mode_switching","scroll_wheel_material","wireless_range_m","bluetooth_version","multi_device_count","os_compatibility","battery_capacity_mah","charging_port","mouse_port","quick_charge","use_while_charging","software_name","software_platforms","button_remapping","per_app_profiles","firmware_updatable","in_the_box","receiver_connector","receiver_extender_included","status"],"notes":{"model_numbers":"US shop lists 910-007558 Graphite, 910-007559 Pale Gray and 910-007560 Black. The en-gb, de-de and fr-fr shops list 910-007562 Graphite and 910-007563 Pale Gray. MX Master 4 for Mac (910-007574, 910-007575, 910-007576) and MX Master 4 for Business (910-007616, 910-007617) are sold under their own names and are left out.","colors":"Maker colour labels as on the US shop: Graphite, Pale Gray, Black. The launch release writes Pale Grey and also names a Graphite Charcoal colour for North America and Europe. No shop SKU with that name was found.","markets":"US shop sells 910-007558, 910-007559 and 910-007560. UK, German and French shops sell 910-007562 and 910-007563.","variants":"Colour and market per SKU from the US, en-gb and de-de shop variant data. Launch prices from the launch release.","warranty_years":"US shop: 1-Year Limited Hardware Warranty. The en-gb and de-de shops state a 2-year limited hardware warranty.","dimensions_mm":"Specs pane labels 128.15 mm as Height, 88.35 mm as Width and 50.8 mm as Depth. The MX Master 4 for Business page labels the same body 50.8 mm Height and 128.2 mm Depth, so 128.15 mm is the front-to-rear length and 50.8 mm the height.","weight_g":"Specs pane: 150 g (5.29 oz). Battery is built in.","sensor_model":"Specs pane: Sensor Technology, Darkfield high precision.","sensor_brand":"Feature text calls it Logitech's most accurate sensor ever. Physical sensor part is not published.","max_dpi":"Specs pane: DPI (Minimal and maximal value) 200-8000.","dpi_step":"Specs pane: can be set in increments of 50 DPI.","dpi_presets_default":"Specs pane: Nominal value 1000. The mouse has no DPI button, so this is the single default sensitivity.","glass_tracking":"Feature text: tracks on virtually any surface, even glass, with a 4 mm minimum glass thickness.","gesture_button":"Specs pane: Gesture button, Yes.","thumb_wheel":"Specs pane: Thumb wheel, Yes, same as horizontal scroll.","scroll_wheel":"Feature text: ratchet mode and hyper-fast mode on the MagSpeed wheel. No wheel tilt is listed.","scroll_mode_switching":"Specs pane: MagSpeed wheel with smart shift. TechRadar: the switching is automatic, and the button behind the wheel locks one mode.","scroll_wheel_material":"Feature text: the machined steel wheel. The low-carbon aluminium part is the thumb wheel.","wireless_range_m":"Specs pane: 33-ft (10 m).","bluetooth_version":"Specs pane: Bluetooth Low Energy (BLE) 5.1.","multi_device_count":"Feature text: connect with up to three devices and switch with Actions Ring or Easy-Switch buttons.","os_compatibility":"System requirements: Windows, macOS, Linux, ChromeOS, iPadOS 15 or later and Android 12 or later over Bluetooth. Linux, ChromeOS, iPadOS and Android get basic functions without software.","battery_capacity_mah":"Specs pane: Rechargeable 650 mAh.","charging_port":"Feature text: USB-C quick charging. Charging cable not included.","mouse_port":"USB-C charging socket. No cable is in the box.","quick_charge":"Feature text: three hours of use from a one-minute quick charge.","use_while_charging":"Feature text: Simply plug in and keep working.","software_platforms":"Logi Options+ for recent versions of Windows and macOS. Basic support on Googlebook laptops and in Logi Tune is not counted.","firmware_updatable":"Feature text: Update the firmware of your MX Master 4 from the Options+ device settings page.","in_the_box":"Package contents: Mouse, USB-C Bolt receiver, User documentation. Same list on the en-gb shop.","receiver_connector":"Box lists a USB-C Bolt receiver. The mouse also pairs with older USB-A Bolt receivers, which are not included.","receiver_extender_included":"The complete box list has no adapter or extension cable.","status":"US, UK and German shops list the SKUs as in stock on the access date.","button_remapping":"Feature text: customize every detail, from tracking speed to button shortcuts, with Logi Options+.","per_app_profiles":"Feature text: use app-specific presets for tasks like editing, designing or coding. Requires Logi Options+."}},{"url":"https://news.logitech.com/press-releases/news-details/2025/Remastering-an-Icon-Introducing-Logitech-MX-Master-4/default.aspx","kind":"press_release","accessed":"2026-10-06","fields":["announce_date","launch_price_usd","launch_price_eur","wireless_technology_name","segment"],"notes":{"announce_date":"Logitech launch release dated 30 September 2025. It says the colours will be available and gives no shipping date.","launch_price_usd":"Priced at $119.99/€129.99. Same price for MX Master 4 and MX Master 4 for Mac.","launch_price_eur":"€129.99 as published in the launch release. The de-de and fr-fr shops list 129.99 EUR including VAT.","wireless_technology_name":"Release and shop name the receiver Logi Bolt.","segment":"Release: designed to empower creative professionals, developers and business users. Sold in the MX productivity line, not as a gaming mouse."}},{"url":"https://www.notebookcheck.net/Logitech-MX-Master-4-receives-global-release-with-for-Mac-and-for-Business-options-offered-at-launch.1127951.0.html","kind":"press","accessed":"2026-10-06","fields":["release_date","thumb_rest","side_button_count","side_buttons_position","predecessor"],"notes":{"release_date":"Published 30 September 2025: Logitech has finally released the successor to the MX Master 3S. MobileSyrup the same day: The MX Master 4 is available in Canada on September 30. Macworld's review of 4 October 2025 lists it at Amazon, B&H Photo, Best Buy and Logitech. Month precision only.","thumb_rest":"Actions Ring button sits within the MX Master 4's thumb rest.","side_button_count":"Actions Ring button in the thumb rest plus a third configurable side button next to back and forward. The maker side-profile gallery image shows the three side buttons and the thumb-rest panel on the left side.","side_buttons_position":"All side controls are on the left thumb side of the right-handed body.","predecessor":"Logitech has finally released the successor to the MX Master 3S."}},{"url":"https://mobilesyrup.com/2025/09/30/logitech-mx-master-4-mouse-review/","kind":"review_site","accessed":"2026-10-06","fields":["release_date"],"notes":{"release_date":"Review dated 30 September 2025: The MX Master 4 is available in Canada on September 30, starting at $159.99 CAD."}},{"url":"https://www.macworld.com/article/2928916/logitech-mx-master-4-mouse-review.html","kind":"review_site","accessed":"2026-10-06","fields":["shape"],"notes":{"shape":"Review dated 4 October 2025 notes right-handed only, with no left-handed model. Maker gallery images show the asymmetric body with a left thumb rest."}},{"url":"https://www.techradar.com/computing/mice/logitech-mx-master-4","kind":"review_site","accessed":"2026-10-06","fields":["measured_weight_g","button_count","dpi_button","profile_button","sniper_button","feet_count","feet_shape","multi_device_switching","shell_type","mouse_form"],"notes":{"measured_weight_g":"Review published 9 November 2025: 152 g on the reviewer's scales. Colour and skates as shipped. Colour not stated.","button_count":"Maker specs list 8 buttons: left, right, middle click, wheel mode shift, back, forward, gesture and the Actions Ring thumb panel. The review and the maker bottom image add the Easy-Switch button on the underside. The bottom power control is a slide switch and is not counted.","dpi_button":"Full layout in the review and the maker gallery images shows no DPI, profile or DPI-shift button.","feet_count":"Review: three black pads on the underside. Maker bottom gallery image shows three separate pads.","feet_shape":"Three flat pads, no sensor ring.","multi_device_switching":"Review: a quick-switch button on the underside moves between connected computers.","shell_type":"Review and maker images show a solid upper shell.","mouse_form":"Standard palm mouse, not vertical or trackball."}},{"url":"https://stuff.co.za/2026/01/27/logitech-mx-master-4-review/","kind":"review_site","accessed":"2026-10-06","fields":["polling_rate_modes","receiver_storage","coating"],"notes":{"polling_rate_modes":"Existing receiver row: exact review says polling rate tops out at 125 Hz. BGR also states 125 Hz. The added Bluetooth 125 Hz row is independently established by the current exact consumer maker support table, cited separately.","receiver_storage":"Review: there isn't anywhere for you to store the dongle in the mouse.","coating":"Review: rubbery coating replaced with a plastic textured shell. Smartprix's review also describes textured hard plastic. The maker only says improved stain resistance."}},{"url":"https://www.bgr.com/2041897/logitech-mx-master-4-review/","kind":"review_site","accessed":"2026-10-06","fields":["macros","connection_types"],"notes":{"macros":"Review: in Options+ you can create complex macros. The maker describes Smart Actions that automate multi-step tasks.","connection_types":"Review: connects through either a Logi Bolt USB receiver or Bluetooth. The maker lists Connection Type Wireless. The USB-C cable is for charging only, so wired USB is not listed."}},{"url":"https://support.logi.com/hc/en-150/articles/28321406604439-Specification-MX-Master-4","kind":"manufacturer_page","accessed":"2026-10-07","fields":["model_numbers","shell_material","package_dimensions_mm","polling_rate_modes"],"notes":{"model_numbers":"Exact consumer specification identifies mouse factory MR0118, distinct from included receiver. Existing sales codes retained.","shell_material":"Exact consumer Materials used row states PCR ABS, refining generic plastic. Recycled fraction does not identify every grip coating as ABS.","package_dimensions_mm":"Exact consumer Retail Box row labels Height 167 mm, Width 141 mm and Depth 58 mm. Printed source axes retained, no body-axis mapping or shipper dimensions.","polling_rate_modes":"Exact consumer Bluetooth Report Rate row explicitly 125 Hz (8 ms). New Bluetooth row only. USB Speed 125 Hz is the wireless receiver path, not wired charging-cable input."}},{"url":"https://www.logitech.com/content/dam/support/mice/mx-master-4/web-qsg/mx-master-4-universal-web-qsg-ww.pdf","kind":"manual","accessed":"2026-10-07","fields":["manual_url"],"notes":{"manual_url":"Official consumer worldwide MX MASTER 4 Setup Guide. English printed pages 3-7. Native maker PDF, not generated manual or Business-only guide."}},{"url":"https://static.pcrichard.com/docs/910-007560_Specifications-Sheet_01.pdf","kind":"manufacturer_pdf","accessed":"2026-10-07","fields":["gtins","variants"],"notes":{"gtins":"Logitech-authored consumer sheet on PC Richard, page 2 exact Black 910-007560 identifies barcode 097855207524. Printed label EAN-13 accompanies a 12-digit UPC, retained exactly. Carton SCC-14 excluded.","variants":"Only exact Black sales code 910-007560 receives 097855207524. Other sheet values that conflict with current maker consumer table remain external."}},{"url":"https://www.microcenter.com/product/700886/logitech-mx-master-4-pale-gry?bvstate=pg%3A4%2Fct%3Ar&osfs=true&storeid=185","kind":"retailer","accessed":"2026-10-07","fields":["gtins","variants"],"notes":{"gtins":"Exact Pale Gray 910-007559 Product Information row: UPC 097855207579. Other configurations excluded.","variants":"Pale Gray US 910-007559 receives only exact UPC 097855207579. Maker GTIN not found for this colour. Public web rendering accessible, direct HTTP blocked."}},{"url":"https://media.softexpress.de/media/product/datasheet/KS21308131.PDF","kind":"retailer","accessed":"2026-10-07","fields":["gtins","variants"],"notes":{"gtins":"SoftExpress supplier sheet exact Graphite 910-007562: EAN/UPC 5099206133082. Retailer-authored 1WorldSync sheet, not maker PDF.","variants":"EU/GB Graphite 910-007562 receives only exact EAN 5099206133082."}},{"url":"https://www.eetgroup.com/en-eu/910-007563-logitech-mx-master-4-grey-wid-w129275922","kind":"retailer","accessed":"2026-10-07","fields":["gtins","variants"],"notes":{"gtins":"EET exact MPN 910-007563 row: EAN/UPC 5099206133099. Public EU distributor page independently readable. No other generic or incorrect technical rows transferred.","variants":"EU/GB Pale Gray 910-007563 receives only exact EAN 5099206133099. Maker GTIN not found. Normal web read accessible, direct HTTP blocked."}},{"url":"https://www.lttlabs.com/products/mice/logitech-mx-master-4","kind":"review_site","accessed":"2026-10-07","fields":["finger_rest","grip_width_mm","main_switch_type","main_switch_hot_swappable","feet_material","cable_detachable","spare_feet_included"],"notes":{"finger_rest":"Exact mouse table Pinky Rest No. Thumb rest is a separate existing field.","grip_width_mm":"Exact mouse Ergonomics Grip Width row: 62 mm, distinct from widest width 88 mm. Software 1.94.767601, firmware 27.0.15, receiver 5.4.26 revision 3. Colour unstated.","main_switch_type":"Exact Click Tactility Switch Type table: Mechanical. Quiet/damped clicks alone not used to infer actuation technology.","main_switch_hot_swappable":"Exact Click Tactility Hot Swappable row: No. Independently corroborated by actual Galaxus desoldering procedure.","feet_material":"Exact own mouse Construction Feet Materials row: PTFE. No virgin PTFE grade inferred.","cable_detachable":"Exact mouse Connectivity table Detachable Cable Yes, mouse-side USB Type-C. Applies to a separately supplied charging cable, no cable bundled or wired data operation implied.","spare_feet_included":"Exact own mouse Construction Extra Feet Included row: No. Stock box only, not repair-kit parts."}},{"url":"https://www.galaxus.ch/en/page/how-to-give-your-mx-master-that-certain-click-41114","kind":"review_site","accessed":"2026-10-07","fields":["main_switch_hot_swappable"],"notes":{"main_switch_hot_swappable":"Actual author disassembles MX Master 4 and instructs desoldering old main switches, then soldering replacements. No solder-free hot-swap. Aftermarket replacement switch brands/ratings excluded."}},{"url":"https://www.weistang.com/thread-125248-1-1.html","kind":"review_site","accessed":"2026-10-07","fields":["sensor_base_model","main_buttons_separate","scroll_encoder_type"],"notes":{"sensor_base_model":"Original Wai She Tang photographic review published October 30 2025. PCB photograph DSC_2504.JPG is captioned PixArt PAW3826E1 laser sensor. This is the actual standard MX Master 4 component, not inferred from sibling compatibility. Sohu republication is November 4 2025.","main_buttons_separate":"Original review body paragraph describes two translucent matte plastic main-button cover plates separately from the one-piece rear shell. Separate main plates, not simply two electrical switches.","scroll_encoder_type":"Original teardown DSC_2491.JPG caption identifies the magnetic-induction conversion chip beneath glue on the MagSpeed wheel-driver board. This corroborates encoder transduction, separately from the EPM ratchet-control description."}},{"url":"https://www.logitech.com/en-us/products/mice/mx-master-4-business.html","kind":"manufacturer_page","accessed":"2026-10-07","fields":["sensor_type"],"notes":{"sensor_type":"Business page explicitly calls 8K DPI Darkfield sensor laser. Hardware linkage: consumer support and Business hub both factory MR0118, same Darkfield 200-8000 DPI, dimensions and 150 g. Main approved transfer of intrinsic sensor type only. No Business software, warranty or bundle inherited."}},{"url":"https://www.logitech.com/content/dam/logitech/en/business/pdf/mx-master-4-business-datasheet.pdf","kind":"manufacturer_pdf","accessed":"2026-10-07","fields":["battery_type"],"notes":{"battery_type":"Business datasheet explicitly USB-C rechargeable Li-Po (650 mAh). Exact shared MR0118 hardware and matching genuine battery part 533-R00250/650 mAh bridges consumer US sales SKUs. Main approved intrinsic chemistry only. Conflicting older consumer sheet 500 mAh kept external, current maker capacity retained."}},{"url":"https://hub.sync.logitech.com/mx-master-4/post/specifications---mx-master-4-56yxP4pGopsEsxB","kind":"manufacturer_page","accessed":"2026-10-07","fields":["sensor_type","battery_type"],"notes":{"sensor_type":"Business hub expressly factory MR0118, same Darkfield high precision 200-8000 DPI, body and weight as exact consumer MR0118 specification. This is hardware linkage, not Business SKU inclusion.","battery_type":"Business hub MR0118 650 mAh battery matches exact consumer support and genuine consumer replacement part. No Business battery-policy or warranty inherited."}},{"url":"https://www.ifixit.com/products/logitech-mx-master-4-battery-genuine","kind":"retailer","accessed":"2026-10-07","fields":["battery_user_replaceable","battery_type"],"notes":{"battery_user_replaceable":"Official Logitech partner sells genuine part or Fix Kit 533-R00250, expressly compatible with consumer 910-007558, 910-007559, 910-007560 and MR0118. Exact full replacement procedure linked. Supports user service with tools/disassembly, not tool-free or hot-swap.","battery_type":"Genuine consumer component bridge: part 533-R00250, battery 642733, 650 mAh, explicitly covers MR0118 and three consumer US sales codes. Chemistry supplied by matching maker Business datasheet, not inferred from battery handling boilerplate."}},{"url":"https://www.ifixit.com/Guide/Logitech+MX+Master+4+Battery+Replacement/193900","kind":"manual","accessed":"2026-10-07","fields":["battery_user_replaceable"],"notes":{"battery_user_replaceable":"Maker-endorsed genuine-kit page links this exact consumer replacement guide. Steps 2 and 6 use a Phillips screwdriver to remove six case screws and three battery screws. Step 7 lifts out the battery and seats the replacement connector in its socket. Supported user procedure with tools and disassembly, not tool-free replacement."}},{"url":"https://www.logitech.com/blog/2026/07/30/five-million-steps-toward-a-repairable-future/","kind":"manufacturer_page","accessed":"2026-10-07","fields":["battery_user_replaceable"],"notes":{"battery_user_replaceable":"July 30 2026 maker repair expansion explicitly names MX Master 4 battery coverage and iFixit genuine parts/guides. Main directed true under supported-service definition. Older consumer spec No is retained as temporal/meaning conflict in report."}},{"url":"https://support.logi.com/hc/en-ca/articles/28321445268247-Getting-Started-MX-Master-4","kind":"manufacturer_page","accessed":"2026-10-08","fields":["bluetooth_devices","battery_indicator","battery_life_claimed_days"],"notes":{"bluetooth_devices":"Exact consumer Easy-Switch guide says pair up to three different computers, then gives Bluetooth pairing for the selected channel. Stored saved Bluetooth host capacity, not three concurrent links. Ignore template typo keyboard and Unifying in receiver instruction.","battery_indicator":"Exact consumer battery section identifies top status LED and Logi Options+ battery notifications including low-charge warnings. LED colour thresholds are noted externally.","battery_life_claimed_days":"Battery / Recharge section: a full charge can last up to 70 days depending on mouse use. Battery life varies with user and operating conditions. This is the advertised normal-use calendar estimate, not continuous runtime. Daily hours, connection, polling rate and firmware are unspecified. Haptic feedback settings are unspecified."}},{"url":"https://www.logitech.com/content/dam/logitech/en/business/pdf/logi-bolt-usb-c-receiver-whitepaper.pdf","kind":"manufacturer_pdf","accessed":"2026-10-07","fields":["receiver_multi_device"],"notes":{"receiver_multi_device":"Official exact Logi Bolt USB-C receiver whitepaper says six compatible devices can pair, with three simultaneous active connections. Consumer stock box includes that USB-C Bolt receiver. Not six simultaneous active connections or six mouse host slots."}},{"url":"https://phandroid.com/2025/10/15/logitech-mx-master-4-review/","kind":"review_site","accessed":"2026-10-07","fields":["rgb_lighting"],"notes":{"rgb_lighting":"Exact model review explicitly says no RGB lighting despite translucent design elements. Battery and connection LEDs remain separate indicators, not decorative lighting."}},{"url":"https://www.eloshapes.com/mouse/compare?p=keychron-m6-vs.-logitech-mx-master-4-vs.-razer-pro-click-v2","kind":"spec_database","accessed":"2026-10-07","fields":["scroll_encoder_type"],"notes":{"scroll_encoder_type":"Exact MX Master 4 encoder row explicitly magnetic. Own Wai She Tang teardown caption also describes magnetic-induction conversion chip beneath MagSpeed wheel-driver-board glue. Encoder transduction, not merely magnetic ratchet switching. Physical encoder model not published. EloShapes wired-operation row conflicts with actual charging-only maker scope and is excluded."}}],"fields_filled":89,"updated":"2026-10-16"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}