ipad Case with Keyboard 10.2/10.5 InchThis keyboard case compatible with iPad 9th Generation 10.2inch 2021(Model Number:A2602/A2603/A2604/A2605), iPad 8th Generation 10.2inch 2020(Model Number:A2270/A2428/A2429/A2430), iPad 7th Generation 10.2inch 2019(Model Number:A2200/A2197/A2198), iPad Air 3rd Generation 10.5inch 2019(Model Number:A2123/A2152/A2153/A2154) and iPad Pro 10.5inch 2017(Model Number: A1701/A1709/A1852). Please check the model number starting with 'A' on the back of your iPad before purchasing Rechargeable and Long Life BatteryOur ipad 9th generation case with keyboard built-in 400mAh large capacity battery, more energy saving and lower consumption, ensure you can use at least 180 hours. It can be fully charged in 2 hours with Type-C charging cable, dont need to replace battery