VEVOR Vacuum Pump 12CFM 1HP Vane Vacuum Pump Two Stage 3 x 10-1 Pa Ultimate HVAC Rotary Auto AC Refrigerant Vacuum Pump, for Automobile Reparation Vacuum Evacuation High-quality Vacuum Pump Oil No-Flow Back Design Oil Viewing Window Strong Heat Dissipation Portable Handle Design Versatile Uses Pump rotating speed: 2000 r/min,Type: 2-stage vacuum pump,Suitable for all refrigerants: R12, R134a, R22, R410a, R404, R502 etc,Note: Oil are not included,Power/voltage: 1HP, 110V/50-60HZ,Ultimate vacuum: 3x10-1Pa, 25 microns,Free air displacement: 10 CFM, 254 L/M,Oil capacity of Pump: 500 ml