1.Specifications and details Height: 158 mm Width: 380 mm Depth: 8 mm front, 22 mm back Weight: 875 grams 2.Technical specifications Connection type Logitech Unifying Union Protocol (2.4GHz) Bluetooth intelligent technology Wireless range: >10 meters 3.Customize the application Powered by Logi Options+ for Windows and macOS 2 supports Windows and macOS 4.Indicator light (LED) 3 Bluetooth channel LED indicators Power indicator light 5.Battery Battery: 2 AAA batteries (included) Battery: 18 months 6.Hotkeys (such as Home, search, back, app switch, and context menu), Easy-Switch Connection/Power: Switch