The car liquid pressure crane is suitable for outdoor lifting and can be installed on the truck. Suitable for agricultural vehicles and units and home trucks. It can be driven with a battery. It is not limited by the power supply. It can be used in the wild and outdoor lifting and unloading of wood, stones, and goods. It is composed of columns and booms, electric strands, and hydraulic equipment. It is difficult to handle hundreds of kilograms of heavy objects when it is alone, or 100 kilograms of heavy objects are also laborious from the ground to the car. The car crane function can solve this problem well, and can be used on the bottom plate of the carriage. The driving method is electric, saving effort to use. The power supply is the battery on the car. It can also be used for a single battery for the suspension machine. It is divided into 12V and 24V specifications.