1. Compatibility Protective case for Apple iPad Pro 11 inch 4th/3rd/2nd 2022/2021/2020(Fit models: A2435 A2759 A2761 A2762 A2301 A2377 A2459 A2460 A2228 A2068 A2230 A2231). NOT compatible with any other devices. NO pen in package. 2. Support 3 SystemFull Shortcut Keys The magnetic wireless keyboard can be removed from the case ly. Compatible with iOS, Android, Windows. Just press Fn and corresponding keys(QWE) to change the keyboard system. Full Shortcut Keys give you a more efficient way to use your keyboard. 3. Long Life BatteryRechargeable Slim Bluetooth Wireless KeyboardInstant pairing With its powerful 500mAh battery,23 hours full charge, work for more than 80 hours, stand by for 130 days. It even enters into sleep mode automatically if not in use for 15 minutes. Just Press any key to wake up.Mechanical scissors keyboard, quick rebound, press smoothly. 4. Heat DissipationSuper Nonslip Honeycomb grid design on the back of the tablet case, prevent the iPad from overheating and extend its life by more than 30%. The durable PU leather cover comes with a magnetic buckle to protect your iPad from all aspects, and nonslip rubber lining provide full protection for your tablet with strong antislip performance, providing more stable support for your iPad from multiple angles.