1、Power supply via USB interface, effectively protect your tablet, reliable. 2、Support protocol: Support for Bluetooth 0 / 0 / 1, easy to use. 3、The keyboard supports for IOS system and can be used in many ways. 4、ABS key button and the keyboard can be detached, using PU leather, elegant and stylish. 5、The cover size is specially designed to fit for IOS 9.7in / Pro 9.7in / Air 2 / Air tablet. 1 x Keyboard1 x Protective Cover1 x User Manual1 x USB Charging Cable Condition: 100% Brand NewItem Type: Tablet Keyboard with CoverMaterial: ABS + PUModel: Standard 3.0 for Bluetooth SolutionEffective Distance: 10m / 32.8ftStandby Time: 100 DaysContinuous Working Time: 70 HoursCharging Time: 4-5 HoursLithium Battery Capacity: 200mhaBattery Type: Lithium Battery 501435Lithium Battery Life: 3 YearsKey Life: 500 million times TPU shell with pen slotColor: Black, Rose Gold (optional)Fitment: Fit for IOS 9.7in / Pro 9.7in / Air 2 / Air tablet