The product is made of high quality aluminum alloy material,with the foam mattress,light weight,safe and reliable. With a safety lock device,it must be open when the stretcher goes up and down the ambulance,locked when moves on the floor. By controlling two handles,just one person can be able to operate,and makes the patient safe and comfortable. With the fixture,can lock hte stretcher aftere inside the ambulance. Size:190x55x90(highest)/26(lowest)cm,Self weight:34kg,Capability:159kg,Package quantity:1pcs,Package size:193x63x27cm,GW:38kg