The power washer has changed the traditional way of car washing, brought a revolution to car washing for both group and individuals. This half-automatic washer is easy to operate, only one person can clean a car in 10 minutes. It has a washing lotion box, to used with highly efficient washing lotion and can clear away all the dirt, stain, and mud on the car. The brush has been specially treated, and can make the car shining for a long time. The handle can move left and right and the length can adjust randomly. Rechargeable battery can keep working more than half an hour.