... .ABS material,high quality. cigarette socket, multiple socket with usb , car cigarette lighter socket adapter, ac dc car cigarette lighter socket adapter, car cigarette lighter ... efficiency, fast start and convenient for your electronic products.3 Multiple protection circuit for low voltage, over voltage, overloads, short-circuit ... *28G.W/N.W KGS8.5/7.5 12v dc multiple socket with usb