... , beautiful and convenient appearance, light weight, built-in lithium battery, mini USB charging port, ready to charge for the host ... ipad/ipad 2, movable, flexible, hands free, aluminum mount holder Working parameter 1.The battery nominal capacity: 3.7V/600MAH2. Charge current ... 3W * 2 super slim 3 in 1 (Wireless Bluetooth Keyboard+Aluminum Case+iPad2 Stand) Aluminum bluetooth keyboard for iPad 2/3