1.The battery nominal capacity: 3.7V/600MAH 2. Charge current: MAX: 500MA 3 ... , iPad & tablet PCs, IPAd player device.•2.simple and practical, unique design, beautiful and convenient ... appearance, light weight, built-in lithium battery, mini USB charging port, ready ... Audio output power: 4Ω3W * 2 super slim 3 in 1 (Wireless Bluetooth Keyboard+Aluminum Case+iPad2 Stand) Aluminum ...