Manual, Lift Mechanism Hydraulic, Lift Control Foot Pump, Load Capacity 550 lb, Platform Material Steel, Platform Length 31 1/2 in, Platform Width 19 5/8 in, Overall Length 38 1/4 in, Overall Width 19 5/8 in, Overall Height 36 1/8 in, Minimum Lifting Height 9 1/2 in, Maximum Lifting Height 31 1/2 in, Scissor Type Single, Wheel Configuration (2) Swivel , (2) Rigid with Floor Lock, Brake Type Floor Lock, Platform LxW 31 1/2 in x 19 5/8 in