The California Air Tools 10020CAD-22060 Ultra Quiet and Oil-Free Air Compressor is designed to be one of the quietest 2.0 HP air compressors in the industry having only 70 dB of sound. The Powerful "New" 2.0 HP (SP-90407) motor operates at only 1,680 RPM creating less noise and less wear. The "New" SP Series of Ultra Quiet Air Compressor Motors have been designed to increase duty cycle and allow for longer continuous run times. The Oil-Free Dual Piston Pump System is engineered for high performance and durability. The CAT-10020CAD-22060 Air Compressor has an Oil-Free Dual Piston pump designed to have a life cycle before wear of 3000 plus hours compared to other comparable air compressors with life cycles of 500 hours or less. The Oil-Free pump allows for use in a variety of temperatures (cold starts) and uneven terrains (no oil in the pump). The Easy Start Valve feature allows for an easier start up using less starting amps. The large 10 gal. Steel Air Tank with wheel kit makes it very easy to move around the job site, shop or garage. The California Air Tools EZ-1 Automatic Drain Valve has been designed to eliminate manually draining your air compressor air tank. Designed for the person looking for Power, Air Flow, Less Service and Maintenance with at Least 30% Less Noise.