Pallet stacker is a light indoor equipment, which is used to lift and stack. The body of electric stacker is light, the supporting arm at the front of the body is lengthened with the gravity arm to balance the load. It can be used to carry a certain amount of goods, also can be used to load and unload stacker for transportation. It is fast and efficient, and it costs less than forklifts and saves space. It is widely used in warehouses, workshops stacking, and truck loading and unloading.