VIAIR 380C 200 PSI Dual Performance Value Pack - Chrome TWO Chrome 12 VOLT air compressors - 200PSI Max Working Pressure, engine must be running during use. 2.54 CFM Free Flow @ 0 PSI Comes with two heavy duty 40-amp relays and a 165 to 200 PSI Pressure switch, please consult website for wiring diagram. Built-in thermal overload protector serves to protect the compressor from overheating the in harshest operating environments. Can fill a 2.5 gallon tank from 0 to 200 PSI in 3 minutes and 13 seconds. Can fill at 5.0 gallon air tank from 0 to 200PSI in 7 minutes and 11 seconds.