Features: 1.Compatible: German keyboard case is compatible with for IOS tablet, such as for IOS tablet Air 4, for IOS tablet Air5, for IOS tablet Pro 11 inch 2018, for IOS tablet 11 inch 2020, for IOS tablet 11inch 2021 and 2022, etc. 2.Bluetooth Connectivity: Smart keyboard case uses wireless Bluetooth connectivity so that you can easily pair German Bluetooth keyboard case. 3.32.8ft Wireless Distance: The Tablet case has a strong built in Bluetooth signal and a wireless distance of 10 meters, making it more convenient for you to use. 4.Dual Function: Keyboard case is not only a perfect protective case, but also has a keyboard function, easy to achieve data input, making your work more convenient and efficient. 5.180mAh Battery: Tablet case has a built in 180mAh lithium ion battery, which can be used for a longer time after charging, so you don't need to worry about the battery running out. specification:Item Type: German Tablet Case with Keyboard Material: PU Leather Connection: Wireless Bluetooth Wireless Distance: Approx. 10meter / 32.8ft Battery Type: Built in 180mAh Lithium Ion Battery Applicable Devices: For IOS Tablet Air 4 10.9inch For IOS Tablet Air5 10.9 inch For IOS Tablet Pro 11 inch 2018 For IOS Tablet 11inch 2020 For IOS Tablet 11inch 2021 For IOS Tablet 11inch 2022 PackageList: 1 x Protective Cover 2 x Lens Hat 1 x Keyboard(Ship with InbuiltBattery) 1 x Data Cable