Ipad Mini 4 7 Colors Backlit Light Wireless Bluetooth Keyboard Case Cover Product Highlights: - Durable cover User friendly Durable cover - Built-in rechargeable Li-ion battery Compatibility: designed Built-in lithium polymer battery capacity: 200 mAh Voltage: 3.0-3.7 V power charge connector Input: Micro USB charge 5V Removable Bluetooth 3.0 ABS keyboard Keyboard standby time: 50 days approx Continual working time: 65-75hours Charging time: 3-4hours Operating temperature: -20 ~ 40 degrees Celsius Working distance: < 10 m Buttons use times:5 hundred million times Note: the case only can be used Model 1:For Ipad mini 4 (A1538,A1550,), can not be used for any other tablet models. Before place order, please check your tablet models carefully. Package List: Note: KEYBOARD Case ONLY; Tablet is NOT INCLUDED 1 x Bluetooth Keyboard (Color will send randomly if you don't select Color in the drop down menu) 1 x USB Charging Cable 1 x Manual