Ultra Slim and Portable Wireless Mouse Noiseless Click Adapted to different high resolution displays 1000-1600-2000-4000 dpi Built-in advanced chipset Organic shape, natural fit Plug&PlayMode:Wireless -2.4 GHz Operating Distance:10 m/32.8ft DPI:1000/1600/2000/4000 DPI 3cm Ultra Slim Click button : Mute button, the lifespan of 3 million times Scroll : Metal material with silent encoder, 300,000 times lifespan Operating Voltage: 1.5V Operating Current: 10mA Insert the AA alkaline battery (NOT included) Compatible Systems: Windows 7/8.1/10/11;macOS 10.5 or later; Linux;Chrome 0S;Android Operating Temperature: -5°C~40°C/23*F~104*F Storage Temperature: -10°C ~ 60*C/14*F~140°F