1、Applicable Model: This keyboard case is suitable for iOS 10.2in 2021 9th and for iOS 2020 8th (Model: A2270 A2428 A2429 A2430), for iOS 2019 7th (Model: A2197 A2198 A2200). 2、Wireless Keyboard: Magnetic compact wireless bluetooth keyboard, vertical support, can be well attached to the case, easy to install and remove, used as a portable laptop function. 3、With Pen Holder: The keyboard is designed with a scissor type low profile structure to enhance the touch of typing, and the built in pen holder is convenient for storing the stylus. 4、Separable Structure: The protective case and the keyboard can be separated, support horizontal and vertical placement, enjoy the most comfortable and flexible angle. 5、Simple Charging: Built in 150mAh rechargeable battery with Type C charging interface, charging for 2 hours and working for more than 3 days, convenient and durable. 6、Auto Sleep and Wake: When the keyboard is removed and the tablet lid is closed, the tablet screen automatically enters sleep and wake mode after opening the keyboard. Item Type: Wireless Keyboard Case Material: Acrylic, PU, ABS Battery: 150mAh Li polymer battery 402030 (built in) Compatible Models: For iOS 10.2in 2021 9th and for iOS 2020 8th (Model: A2270 A2428 A2429 A2430), for iOS 2019 7th (Model: A2197 A2198 A2200) Charging Port: Type C Interface Features: 1. Independent key core, keyboard and protective shell can be separated 2. Fn combination multimedia functions 3. The keyboard supports iOS, for Android, for Microsoft and other multi system connections 1 x Keyboard Case 1 x Keyboard 1 x User Manual