The California Air Tools 10TL Ultra Quiet and Oil-Free Tankless Air Compressor is designed to be 1 of the quietest air compressors in the industry having only 65 decibels of sound. The powerful 1.0 HP motor operates at only 1680 RPM creating less noise and less wear. The CAT-10TL Air Compressor has a 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 and uneven terrains. The Bleeder Valve allows you to adjust the maximum PSI from 0 to 100 PSI. Factory set to 100 PSI Maximum. The Bleeder Valve continuously bleeds off the excess pressure (air) so that the motor/pump does not stall or have a hard start on restart. The Power Foot Pedal allows you to control the air compressor power with your foot leaving your hands free. Maximum (non-stop) continuous running motor is 1-hour Maximum. The attached water trap helps to remove moisture from the air. Great for Inflating, Engraving, Airbrushing and many other air tools. This air compressor is ideal for anyone working inside where noise is a major issue.