11 HP, 4-stroke Honda OHV engine is efficient and easy to maintain. Large 5 gallon fuel tank allows unit to run longer before refueling. Idle control slows engine down when idling to save fuel and extend engine life. Panelmounted onoff switch. Unit has two 120V/20A outlets and one 120V/30A twistlock outlet. Triplestack air tank design features three 2gallon receivers for total capacity of 6 gallons. Air power control panel includes 3/8in. high flow regulator, liquidfilled regulated and unregulated pressure gauges, 3 quick connects (2 regulated, 1 unregulated), pressure relief valve and unloader valve. Truck Ship. U.S.A.