... Speed:Pushing and Pulling Liquid Speed: 453kg/h Refrigerant Recovery Machine,1HP, with oil and gas separator, envrionmental and efficient~~Key ... and concussion resistance.7. Overall protection device, safe credibility.8. Large filter outlay design, which is convenient for replacing.9. Able ... , and dual voltage 110/220V function available. Refrigerant Recycling Machine,1HP, with oil and gas separator