1.Bluetooth4.0 connection is stable and fast: built-in advanced sensors, no need to install any driver or software, just search for bluetooth devices and connect. Stable and automatic connection every time you turn on the computer (Bluetooth 4.0/3.0/2.0 compatible) 2. Silent Click: Reduce up to 90% noise, you won't even hear it when my computer is working, ideal mouse for office, home and leisure. Ergonomic and comfortable to hold, the surface coating gives you a soft touch. Not sticky even if you sweat 3. Rechargeable lithium battery: The mouse comes with a USB cable for charging, and it can be used even if it is charged. If the battery is low, the cursor will be inaccurate and Bluetooth will disconnect. The two-hour charger lasts 3-4 weeks and automatically sleeps when not in use. Mouse batteries can be depleted by long-term transportation. Please charge the mouse after receipt 4. Super Compatible: Compatible with Windows, iPad/iPhone (IOS13.1.2 or above), Mac OS X (not applicable to Mac OS 10.13.3 and Mojave system), Android and Linux. Macbook, Tablet, Lenovo, Asus, HP, etc. 5. PORTABLE AND EASY TO OPERATE: The lightweight 69g mouse is easy to control and easy to store in your laptop bag, perfect for on-the-go. Shape allows right/left handed use.