The height of the stretcher can be 4 different positions adjusted by holding down the handle. Only one person can push the stretcher up the ambulance. The surface is made of waterproof,antibacterial PVC material ,seamless welded, easy for clean and disinfection, 10cm thickness. The backrest can be adjusted by pneumatic spring, which makes the patient feel comfortable.The angle of the backrest is 750 Separable surface make the transport more easy. The stretcher has safety lock it must be locked up when transfer the patients, and be open out when get on the ambulance. The surface can be seperated from stretcher. Model High position Low position Max.angleof the backSelf-weight Loading bearing Packing Quantity Size(LxWxH) G.W YDC-3FWF 203x55x100cm 203x55x50cm 750 39kgs 227kgs 1 206x39x46cm 43kgs