VEVOR AC Vacuum Pump and Gauge Set, 7 CFM 3/4 HP, Two Stage Rotary Vane HVAC Vacuum Pump, A/C Manifold Gauge Kit, for R134a R22 R410a, with Leak Detector Carry Bag Hose, for Auto HVAC Air Conditioning Non-Slip Handle Normal Smoke Phenomenon T-Shaped Heat Sink Design Easy Oil Monitoring Easy to Carry Compatible with Multiple Refrigerants Ultimate Vacuum: 0.3 Pa/2.25 Microns,Item Model Number: 2RS-2,Air Inlet Port: 1/4" SAE, 1/2" ACME, 3/8" SAE,Free Air Displacement: 7 CFM/198 L/min,Power: 3/4 HP, 550W,Compatible Refrigerants: R134a, R22, R410a