Automotive Air Conditioning Repair Vacuum Pump for Evacuation and Recharging Product Name: New Multi-Function Vacuum Pump Product Voltage: 220V (Strictly prohibited to use other voltages) Product Frequency: 50Hz, Noise Level: Approx. 82dB Safety Range: Safety valve automatically vents at approx. 22kg (320PSI) Product Application: Evacuation and pressurization for automotive air conditioning, refrigeration, and other industries Product Weight: Net weight approx. 8.55kg, Gross weight approx. 9.2kg Important Notice: Replace all original factory-specific oil (300ml) annually.