Logitech Signature M650 LARGE Wireless Mouse (Graphite) Upgrade your setup for all-day comfort and productivity. Dimensions Signature M650 L Height_ 118.7 mm Width_ 66.2 mm Depth_ 42 mm Weight_ 115.4 g Technical Specifications Sensor Technology Sensor Technology_ Logitech Advanced Optical Tracking Nominal value_ 400 dpi Max value_ Up to 4000 Buttons Number of Buttons_ 5 (Left/Right-click, Back/Forward, Scroll-wheel with middle click) Customization app Supported by Logi Options+ on Windows and macOS 1Available on Windows and macOS at logitech.com/optionsplus Battery Battery type_ 1 x AA battery (included) Battery life with Logi Bolt USB Receiver_ up to 24-months 2It may vary based on use and computing conditions. Battery life with Bluetooth®: up to 20- months 3It may vary based on use and computing conditions. Connection Type Connection Type_ Logi Bolt USB Receiver Bluetooth Low Energy Technology Wireless range_ 10 m wireless range 4Wireless range may vary depending on operating environment and computer set up Sustainability Graphite and Black plastics_ Minimum 64% post-consumer recycled material 5Excludes receiver and printed wiring assembly (PWA) plastics, and packaging. Red and Blue plastics_ 57% post-consumer recycled material 6Excludes receiver and printed wiring assembly (PWA) plastics, and packaging. Off-white and Rose plastics_ Minimum 26% post-consumer recycled material 7Excludes receiver and printed wiring assembly (PWA) plastics, and packaging. Certified carbon neutral Warranty Information 1-Year Limited Hardware Warranty