... . Latest invention patent product Car Wash , use the car cigarette lighter power supply, water tank can be installed and premium, equipped ... sprayed 1.8-2L Main optimal features: Product use car cigarette lighter power, the power feed line, pressure pump, PenShuiGuan, switch ... . This machine is bringing water tank, use your car cigarette lighter power to drive the pressure pump, the PenShuiGuan, switch ...