Product Description Product Description 1. Bluetooth4.0 Stable and fast connection: Built-in advanced sensor, no driver or software installation required, just open Bluetooth on the device and connect. The connection is automatically established every time you open the computer (compatible with Bluetooth 4.0 / 3.0 / 2.0). If you are using a wireless mouse on compatible with iPad/compatible with iPhone, please update IOS to 13 or higher. Touch-Assistive Touch (open ) - Devices - Find and connect \"Bluetooth mouse\" - Enter the pairing code \"0000\" or \"1234\" 2. Silent click: Reduces noise by up to 90%, almost no sound when the computer is running. Perfect mouse for office, home and leisure. Ergonomic and comfortable grip. The surface coating provides a soft feel. 3. Rechargeable with lithium battery: ANEWISH mouse comes with a USB cable for charging, so you can use it even while charging. When the battery is low, the cursor will malfunction and the Bluetooth connection will be disconnected. Two hours of charging provides 3 to 4 weeks of use and automatically switches to standby mode when not in use. The mouse battery may be discharged due to long-term transportation. Please charge the mouse upon receipt 4. Super compatibility: Compatible with Windows, compatible with iPad / compatible with iPhone (iOS 13. 1. 2 and later version), Mac OS X (not for Mac OS 10.< br />13. 3 and Mojave system), compatible with Android and Linux. MacBook, tablet, compatible with Lenovo, compatible with Asus, HP, Surface etc. . 24-hour customer service. If you don't know how to connect compatible with iPad, please read the product description or send us an email. 5. Portable and easy to use: Lightweight mouse, easy to control, can be easily stored in a laptop bag. It is perfect for taking with you. With 3 adjustable DPI levels (800-1200-1600 DPI), you can control the speed of the mouse. The shape allows it to be used with both right and left hands. The matte black color makes it more beautiful