The California Air tools 4610AC Ultra Quiet and Oil-Free Air Compressor is ideal for anyone working inside where noise is a major issue. Designed to be one of the quietest air compressors in the industry, it only generates 60 decibels of sound. The powerful 1.0 HP motor operates at 1680 RPM creating less noise and less wear. The Oil-Free Dual Piston Pump System is engineered for high performance and durability. The Oil-Free pump allows for use in a variety of temperatures and uneven terrains. Includes Hook-up Kit which contains 50 feet of air tubing and brass fitting.