[Best compatible with Bluetooth 4.0 chip]-Compatible with more than 99% Bluetooth devices. Connect Pad 10.2 2019, Pad 9.7 inch 2018, Pad 9.7 2017, 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.^ [Note] Update the system to PadOS 13 and iOS 13 or later, and open the (Assistive Touch) PC, Macbook pro air 2012/ 2017/2018/2019 laptop, laptop, Apple system; support Win7, Win8, Win10, Linux OS X or Android tablet.^ [Skin-friendly and comfortable] Silent click mouse adopts classic design and anti-fingerprint finish to provide maximum support and comfort for your hands. The sturdy non-slip rubber rollers ensure that your hands will not slip when rolling.^ [Rechargeable Optical Wireless Mouse]Built-in durable 450mAh rechargeable lithium battery, which can last up to 500 hours after being fully charged, has a long standby time, and has automatic sleep and wake-up modes. Easily charge via the included USB cable, no need to replace the battery.^ [Mute] When you press the button, it makes a quiet clicking sound, so you dont need to worry about disturbing others, especially when other family members are resting at home, you can concentrate on your work.