1. Compatibility: This product is designed for the following models: iPad 9th Generation (2021) (Model Numbers: A2603, A2604, A2605), iPad 8th Generation (2020) (Model Numbers: A2270, A2428, A2429, A2430), iPad 7th Generation (2019) (Model Numbers: A2197, A2200, A2198), iPad Air 3rd Generation (2019) (Model Numbers: A2152, A2153, A2123), and iPad Pro 10.5 (2017) (Model Numbers: A1701, A1709). Please verify the model number on the back of your iPad before purchase.2. Magnetic Detachable Keyboard: The magnetic detachable keyboard case for the 9th Generation iPad ensures secure placement during use. It features convenient controls for volume, music, and brightness. The mechanical keys offer rebound for reduced noise and a comfortable typing experience. This setup enables efficient operation with your iPad for work or entertainment.3. Automatic Sleep/Wake Multi-System Support: Automatically wakes or puts your 10.2-inch iPad to sleep when the lid is opened or closed, helping extend battery life. The Bluetooth keyboard is compatible with three systems: iOS, Android, and Windows.4. Long-Lasting Battery: The iPad keyboard case is equipped with a built-in lithium-ion battery featuring an energy-saving mode, providing up to 72 hours of continuous use and up to 30 days of standby time on a full charge. With no need to worry about rapid battery drain, you can work uninterrupted on your tablet or enjoy leisure time. (Note: Charge the keyboard for approximately 23 hours.)