Large capacity, dual USB output,dual purpose for one machine, can give the Iphone / Ipad ... from factory Sepcification in YD-MP03: Large capacity, dual USB output,dual purpose for one machinecan give the Iphone / Ipad charging ... operations:power on/off,power detectionOutput voltage:DC5VInput current:500mAMaximum output current:DC800mABuilt-in Lithium battery :3500mA/hWeight :120gSize :120×73 ...