The self-propelled- lift platform with high degree of automation, simple operation, high working efficiency,etc. It has the  function of automatic walking and able to work in a variety of conditions, and rely on its own power device, single person can  complete elevator to go forward, backward, steering, fast and slow walking and lifting operation, save work and effort. Elevator, do not need to pack up, rise in the state of mobile function can be realized the efficiency is greatly increased.