Industrial Air IP1682066 20-Gallon Belt Driven Air Compressor Cast iron, v-twin cylinder, oil lubricated pump Dual voltage motor is wired for standard 120-Volt outlet and may also be converted for 240-Volt application 20-Gallon ASME horizontal portable tank equipped with pneumatic tires for maximum portability Equipped with quick-set regulator, tank and working pressure gauges, quick connect air outlet and on/off switch Maximum pressure: 135 PSI; CFM at 90 PSI: 5.3; CFM at 40 PSI: 6.2; RHP: 1.6; UL and CSA certified