Excellent compatibility: The mouse is only compatible with iOS 13 and above. You need to update your ipad and iphone to iOS13 and above and open Settings > Permissions > Touch > Assistive Touch. The keyboard and mouse are compatible with iOS, Android and Windows. They are perfect for Apple iPhone, iPad, iPad Mini, iPad Pro, iPad Air, Android Samsung Windows Surface tablet phones. LIGHTWEIGHT AND SMALLER: This keyboard is lighter and smaller than traditional keyboards. The dual mode mouse supports Bluetooth and 2.4GHz connectivity. You can easily carry them without taking up more space on your desk or bag. Keyboard size: 24.5 x 15 x 0.5 cm Long-term use: Built-in rechargeable lithium battery, when fully charged, can be used for more than 20 days (when used continuously for 2 hours a day). If you don't use them for more than 10 minutes, they will automatically go to sleep to save power. If you want to keep using them, just click any key to wake up the keyboard and mouse. Quiet and comfortable typing with silent clicks: Square chocolate keycaps, scissor construction keys, small external keyboard and silent mouse allow you to type quietly on devices such as tablets, iPads, iPhones and smartphones, providing a comfortable and enjoyable typing experience. Bluetooth connectivity: The keyboard and mouse use stable Bluetooth technology with a working distance of up to 10 meters. The keyboard is American QWERTY layout, easy to pair and use, with hot keys such as volume control, play and pause, previous and next page, etc. The front side is brushed and the back side is a slim and smooth aluminum design. Note: This keyboard may not connect to your device via Bluetooth adapter.