Tenive 5 CFM Double Stage Rotary Vane Economy Vacuum Pump, Black Volt/Frequency: 110V/60HZ Max Power:1/2HP Flow Rate: 5CFM(142L/MIN) Ultimate Vacuum: 3x10-1 Pa Motor Speed: 3500RPM Inlet Port : 1/4 '' Flare Oil Capacity: 330ml Dimension: 11.4''L x 4.5''W x 8.7''H