Most compatible with Bluetooth 4.0 chip: compatible with more than 99% of Bluetooth devices Connect Pad 10.2 2019, Pad 9.7 "2018, Pad 972017, Pad Pro 12.9"/11.0 "/10.5"/ 9.7", Pad Air 10.5/Air 2, Pad mini 5/4, Phone 111 Pro Max Phone 11, Phone Xs Max, etc Update the system to PadOS 13 and iOS 13 or higher, and open ( Assistive Touch) PC, Macbook pro air 2012/2017/2018/2019 laptop, laptop, Apple system; Supports Win7, Win8, Win10, Linux OS X or Android tablets Skin friendly comfort: silent click mouse adopts classic design and anti fingerprint coating to provide maximum support and comfort for both hands. Robust non slip rubber rollers ensure your hands do not slide when rolling Rechargeable wireless optical mouse: built-in durable 450mAh rechargeable lithium battery, which can be used for up to 500 hours after full charge, long standby time, and automatic sleep and wake-up mode. Easy charging via the included USB cable without changing the battery Mute: When you press the button, it will make a quiet click, so you don't have to worry about disturbing others, especially when other family members are at home, you can concentrate on your work