Bluetooth stable and fast connection: Built-in advanced sensor, no driver or software installation required, open Bluetooth on the device and connect it. The connection is automatic every time you open your computer (compatible with Bluetooth 5.0/4.0/3.0/2.0). Silent click: Reduce noise by up to 90%, almost no sound when your computer is running, ideal mouse for office, home and leisure. Ergonomic and comfortable grip, the surface coating gives you a soft feel. Rechargeable with lithium battery: The mouse comes with a USB cable for charging, you can use it even while charging. Low battery causes the cursor to be inaccurate and Bluetooth to disconnect. Two hours of charging provides 3-4 weeks of use, standby automatically when not in use. The mouse battery may be discharged due to long-term transport, charge the mouse after receiving it. Super compatibility: Compatible with Windows, compatible with iPad/iPhone (iOS 13.1.2 and later version), compatible with Mac OS X (not compatible with Mac OS 10.13.3 and Mojave systems), compatible with Android and Linux/Macbook, tablet, Lenovo, Asus, HP, Surface, etc. If you don't know how to connect to iPad, please refer to the product description or send us an email. Portable and easy to use: lightweight 70g mouse, easy to control, easy to store in a laptop bag, perfect to take with you.