EXPERT FEATURES Consistent Wireless Stability : Advanced 2.4 GHz powerful wireless connection with distance up to 10-15m. [ Desk + Air ] Dual Functions : The innovative Air Mouse Function provides dual [Desk+Air] usage modes, turn your mouse into a multimedia controller by simply lift it in the air. No software installation required. 2000 DPI 4-Level Adjustable : Adjustable resolution 1000-1200-1600-2000 DPI. Screen Capture : 4 types screenshots (rectangular snip, free-form snip, windows snip, full-screen snip) for better working. Anti-Sleep Setting Mode : New Anti-Sleep Setting Mode for PC will automatically simulate the mouse cursor movement once you turn it on. Now you may take an hour nap while downloading your favorite movie. Silent Clicks : Keeps you focused on the task at hand and eliminates worry of bothering others around you. Wide Compatibility : Nano USB A receiver for regular laptop, computer, an so on. The additional USB C adaptor is specially designed for all devices with a Type-C port as Macbook, Chromebook, etc. Thumb Side Buttons ; The side buttons are preset as backward and forward functions. Nano Receiver Storage : When not connected, the receiver can be stored inside the mouse.