Oilfree Air pump 1.quick starting 2.low noise 3.widely used in dental,medical,oxygen generate scope and so on Oilfree air pump Voltage/frequency 220-240/115V,50/60HZPower(W) 200Speed(R/min) 1380Ambient Temperature(°C) 5-40Flow(L/min) 200Rated Pressure(Bar) 8Restart Pressure (Bar) 0Thermal Protector(°C) 125±5Insulation Class BDimension(mm) 305*156*288N.W.(kg) 17 Oilfree Air Pump