Stable and Fast Bluetooth Connection: Advanced built-in sensors, no need to install drivers or software, just search for Bluetooth devices and connect. Stable automatic connection every time I turn on my computer (Bluetooth 5.0/4.0/3.0/2.0 compatible). Available in black and white Silent click: 90% less noise, you can't even hear it when my computer is running, perfect mouse for office, home and leisure. Ergonomic and comfortable to hold, the surface coating gives you a soft touch. It won't stick even if you sweat. Rechargeable lithium battery: The mouse comes with a USB cable for charging, so it can be used even when it's charging . If the battery is low, the cursor will be inaccurate and the Bluetooth will disconnect. The two-hour charger lasts 3-4 weeks and automatically sleeps when not in use. The mouse battery may be exhausted due to prolonged transportation. Please charge the mouse as soon as you receive Notes about connecting to a MAC: turn on Bluetooth - long press the "Connect" button on the mouse - click the MAC mouse - click OK (no code pin is required). Super compatible: compatible with Windows, iPad/iPhone (IOS13.1.2 or above), Mac OS X (not for Mac OS 10.13.3 and Mojave), Android and Linux, Macbook, Tablet, Lenovo, Asus, HP, Surface, etc. . Portable and easy to handle: The lightweight 69g mouse is easy to control and fits neatly into a laptop bag, perfect for taking on the go. 3 adjustable DPI levels (800-1200-1600 DPI) give you the freedom to control mouse speed. Its shape allows it to be used with the right or left hand.