5 gallon tank and 180 max PSI provides 50% more usable air than comparable 150 PSI compressors for longer air tool run time and reduced cycling frequency Oil-free 4 pole electric motor provides extended maintenance-free operation with superior 3, 000+ hour performance Operates at only 68 dba – making it one of the quietest air compressors on the market 1. 7 HP motor has a low amp draw so you can avoid tripped breakers and easily run on extension cords Features two oil-filled analog pressure gauges for high-accuracy measurements and two brass universal push-to-connect quick couplers