The California Air Tools 8010A Ultra Quiet, Oil-Free and Lightweight Air Compressor is designed to be one of the quietest air compressors in the industry at a noise level of just 60 dB The powerful 1 HP motor operates at only 1680 RPM, creating less noise and less wear. The oil-free dual piston pump system is engineered for high performance and durability. This pump is 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 and uneven terrains. The large 8 gal. Rust Free Aluminum Air Tank is Lightweight (38 lbs.), and the wheel kit makes it very easy to transport. This air compressor is ideal for anyone working inside where noise is a major issue.