The WSP20E by I-lift Equipment Ltd. is an electrical pallet truck which features its EPD system making it easy to drive and a Curtis AC motor control system that enables the unit to have a reliable travelling speed with many safety functions. Also, it has an imported hydraulic power unit and electromagnetic brake which makes it highly efficient in most operation. Another safety function is that, it has a self-adaption of load capacity for driving unit which can adjust easily to prevent slippery.