The California Air Tools Ultra-Quiet Portable Air Compressor is designed to be one of the quietest 2.0 HP air compressors in the industry with only 70dB of sound. The powerful motor operates at only 1680 RPM, creating less noise and less wear. An increased duty cycle and allow for longer continuous run times. The oil-free dual piston pump system is engineered for high performance and durability, operating in a variety of temperatures and uneven terrains. The Easy Start Valve feature allows for a easier start up using less starting amps. The large 20-gallon tank is constructed of durable steel.