Specification:Aluminum alloy shellMicro USB connector configurationOvercurrent, short circuit protection;Overcharge, over-discharge protectionSupports phone, MP3/4/5, digital cameras and other chargingFast chargeCharge and discharge indicatorInput Current: DC2100mAOutput Current: DC2100mACapacity: 13000 mAhInput voltage: DC 4.5V-5.2VOutput voltage: DC 5VWire: 500mm ± 20mm