Due to the convenient use and simple operation of the car suspension machine, the wide application can not only use the conventional 220V voltage or 380 volt voltage in the home, but also use 12V or 24V car batteries, or choose independent for small cranes for small cranes. Battery. The small crane is very laborious when moving heavy objects, it can rotate 360 degrees, and it is very convenient to use. Because the battery can be used and can be used in the wild, it provides great convenience for users who need to be used in the wild. Users can choose according to their own needs. Crossing a small crane can be customized according to the user's needs.