The car crane boom can be retracted, folded, and the boom can also rotate. Because of its portability, the 12V car crane is welcomed by the driver of the truck. It can move with pickup cards, trucks, and three -wheeled transportation. The structure is simple and easy to install. It is equipped with a 12V motor. With brakes and clutch devices, it can achieve rapid lifting and decline, which greatly reduces labor load. The 12V car hanging machine is equipped with a height of 2.4 meters, the length of the wire rope can reach 30 meters, and the diameter is 5 mm. It is suitable for lifting food and is a good assistant for our labor.