Advanced 2.4 GHz powerful wireless connection with distance up to 10-15m. Adjustable 4-level Power Saving. It will be in sleep mode in 0.2s of inactivity. Anti-slippery belt design provides with an enhanced grip to ergonomic and comfort fit. Extreme quality offer over 5 million clicks guaranteed. Switch button on the back make this wireless mouse to perfect on-the-go companion. 16 gestures to perform selectable hotkey commands.