Super big capactity , fashionable and thin 4USB output ports. Imitation leather texture design. LED power level display screen. Can be used for Phone/Camera/PSP/GPS/Pad Output Current: 5.0V / 1000mAh~2100mAh(max) Input Voltage/Current: 5.0V / 2000mAh Output interface: four usb output(Output 1: 5V-1.0A,Output 2: 5V-2.1A,Output 3: 5V-1.0A,Output 4: 5V-2.1A) Remax-Proda Notebook Mobile power bank 30000 mAh 4 USB External Battery Charger universal external battery power Bank Black