1) 3pcs electro-motor, 1pc control box, 1pc handset 2) laminate wooden outside,powder spray painting steel 3) Aluminum alloy bedside rails Dimensions: 1) SizeL2140×1200×360-650mm 2) Angle of back section: 0 ~ 80° (±5°) 3) Angle of leg section: 0 ~ 40°(±5°) 4)Adjustable height:360-650mm Accessories: 1) I.V.pole 2)Aluminum alloy protective railing 3) Wheels