Specification:Material: MetalColor: BlueSize: Approx 125*80*85mm/4.92″ X 3.15″ X 3.34″(L*W*H)Voltage/Current: 3v/6.6a, 5v/4a,6v/3.3a, 9v/2.2a,12v/1.6a, 15v/1.3aMax Power: 20w Package Included:1x Usb Generator Warning：Internal Does Not Store PowerBefore Using the Usb Interface, Be Sure to Set the Voltage to 5v Brand: unbrand Manufacturer Part Number: 20223075 Manufacturer: not apply