Specification Material: Aluminum, Plastic Color: Silver Assembly Required: No Number of Pedals: 3 Power Source: Pneumatic Control Method: Foot Pedal Product Size: 38*30*13cm/14.96*11.81*5.12 in Package Size: 40*35*15cm/15.75*13.78*5.91 in Gross Weight: 3.8kg/8.38 lbs Package Included 1* Tire Changer Machine Car Air Control Valve.