... to carry. Latest invention patent product Car Wash , use the car cigarette lighter power supply, water tank can be installed ... 2L Main optimal features: Product use car cigarette lighter power, the power feed line, pressure pump, PenShuiGuan, switch handle, water spray ... tank, use your car cigarette lighter power to drive the pressure pump, the PenShuiGuan, switch handle, a squirt gun, ejective water ...