Product parameters: Capacity: 40L Voltage: 110V/60HZ Type: Air pump Power: 0.75KW Air volume: 165 (L/min) Pressure: 115 PSI Net weight: 27kg Gross weight: 31kg Product size 41*41*65cm Packing size: 45*45*70cm Power supply type: American triangle plug Decibel (dB): 58 Main application scope: medical equipment, dentistry, etc. Features: Many environments are done in one machine Home decoration, tire inflation, floor heating cleaning, spray gun, small air gun, steel nail gun. Safe and environmentally friendly, worry-saving and effortless, silent and oil-free. Note: Instructions on switching the machine: first turn off the air compressor switch, and then unplug the power supply, otherwise the airflow will easily burn the motor and shorten the service life of the machine.