Logitech Signature Comfort Plus M850 L Wireless Mouse Off-white
- There is no information about the included charger and/or AC adapter. Please contact customer service for more information.
- Connectivity: Bluetooth; Wireless
- Colour: Off-White
Signature Comfort Plus is a comfort-focused mouse for today’s blended work-life. It is Logitech’s first mouse with palm cushion support, combined with quieter operation, multi-device connectivity, and customizable buttons to make long, full workdays more comfortable.
Wireless Bluetooth mouse featuring a palm cushion, cozy side grips, quiet clicks, SmartWheel scrolling, and Easy-Switch between up to 3 devices
All-day comfort
Take comfort into your own hands with Signature Comfort Plus M850 L, a wireless mouse that blends comfort and productivity. Feel the sculpted design and soft palm cushion. Work effortlessly with SmartWheel scrolling and customizable buttons.
Logitech’s first mouse with a palm cushion
The palm cushion on the mouse gives your hand a comfortable resting place, making long hours of work feel a little more comfortable. 93% of surveyed users felt comfortable using the mouse, even after a full workday*.
*Based on a Logitech US study (2025) with 105 external participants with varying hand sizes over a 5-day usage trial
Gentle grip, comfortable control
The sculpted shape fits naturally in your hand. The thumb rest and extended rubber side grip give you confidence and control. It’s the perfect fit.
Effortless scrolling, quiet clicks
Scroll line by line or fly through pages with SmartWheel—all with quiet clicks for a calm, focused workflow.
Make it yours—customize your buttons
Do more than you ever imagined with the Logi Options+ App. Personalize your experience to make it work for you.
Easy-Switch and Bluetooth for simple connections
Connect with Bluetooth, then switch instantly between up to 3 devices with Easy-Switch—just a tap, no dongle needed, perfect for multitasking.
Power that keeps going
Signature Comfort M850 L stays powered for up to 24 months—no constant battery changes.
Works on nearly any platform
Don’t worry about your device’s operating system—connect wirelessly to Windows, macOS, ChromeOS, Linux, iPadOS, and Android.
Technical Specifications
Sensor & Tracking
- Sensor Technology: Pluto ONE
- Nominal value: 1000 DPI
- DPI (minimum and maximum value): 400-4000 DPI (can be set in increments of 100 DPI)
- Tracking technology: Logitech Advanced Optical
Buttons
- Number of Buttons: 6 (Left/Right-click, Scroll-wheel middle click, side buttons, DPI button)
- Gesture button: No
- Number of programmable buttons: 4 (Scroll-wheel middle click, side buttons, DPI button)
Scroll Types
- Scroll Wheel: SmartWheel
- Horizontal scroll: Virtual
- Thumb wheel: No
Features
- Customization app: Logi Options+, Logi Tune
- Handedness: Right
Battery
- Battery type: 1 AA battery (Alkaline Battery)
- Battery life: 24 months
- Battery life with Logi Bolt USB Receiver: up to 24-months
- Battery life with Bluetooth®: up to 24-months
Connectivity
- Connection Type: Bluetooth Low Energy Technology
- Wireless range: 10 m
- Unifying-ready mouse: No
- Unifying-ready receiver: No
- Multi-device pairing: Up to 3 devices
System Requirements
- Bluetooth: Required: Bluetooth Low Energy, Windows 10, 11 or later, macOS 12 or later, Linux*, ChromeOS*, iPadOS* 15 or later, Android™ OS* 12 or later. (*Basic device functions will be supported without software for systems other than Windows and macOS)
- Logi Bolt USB receiver: Compatible with Logi Bolt USB Receiver (not included), Not compatible with other Logitech USB receivers.
- Customization app: Logi Options+, Logi Tune
Warranty Information
- 2-Year Limited Hardware Warranty
Technical Details
- Bluetooth
- Wireless