... , PSE, MSD Coolup brand Portable Power Station for iPhone 4/4S, with 9,200mAh Capacity, Functions as Charger : Key Specifications/Special Features ... batteryDimensions: 118 x 76 x 17mmWeight: 235g (maximum)Color: whiteCapacity: 9,200mAhRated input: 5V DC/1/2/3ARated output: USB 5V ... over-discharge Coolup brand Portable Power Station for iPhone 4/4S, with 9,200mAh Capacity, Functions as Charger