220V 50HZ 9CFM 260L/min; 110V 60HZ 11CFM 312L/min Ultimate Vacuum: 5PA/35Microns ; Power: 3/4 HP Rotating Speed: 220W/50HZ 1440 r/min; 110W/60HZ 1720r/min Inlet Port: 1/4 SAE; Oil Capacity: 700 Size: 425*155*280 mm; Weight:165KG