?Ergonomic Design: Scientific ergonomic design reduces muscle strain, wrist pain, the vertical mouse fits your palm and keeps your hand and arm in a more comfortable position. ?Rechargeable Wireless Mouse & Intelligent Auto-Sleep: Built-in 300mAh rechargeable battery, and includes USB C charging cable( it could be used as a wired mouse when it's charging). Great power saving function, intelligent auto-sleep mode can better extend battery life. You can click any button to wake it up. ?Easy to Use & High-Precision Mouse Control: Just plug and play; USB receiver Stored in the bottom of the mouse, it is perfect convenient to storage this little USB piece. 800 /1200 /1600 /2000/ 2400 DPI Resolution Optical Tracking Technology provides more sensitivity than standard optical mice for smooth and precise tracking on a wide range of surfaces. ?Widely Compatible: Widely compatiblewith Windows XP, Vista, 7, 8, 8.1,10 and Linux. Works with Notebook,Chromebook, PC, Laptop, Computer, and more. (Note: Side buttons are not available for Mac OS, Apple Products ) ?2.4GHz Wireless Mouse: Ensures reliable connection with an increased working distance of up to 33' (15m) and eliminates delays, dropouts and interference. Contoured shape with soft rubber grips provide all-day comfort; and the USB C charging cable could be used as a wired mouse when it's charging.