The Rolair 1.5-HP (115V), 7.3 CFM@90PSI, 9 Gallon Twin-Tank Compressor meets the needs of various high-pressure air-powered tools. With a force of 7.3 CFM @ 90 PSI, this compressor can power tools such as nail or staple guns. It uses a motor that outputs 1.5-horsepower and 1755 rotations-per-minute which features overload protection to prolong its service life. This heavy-duty compressor has wheels for convenient portability. It uses a single-stage two-cylinder pump that operates at 780 RPM without making much noise. The twin side-by-side tank design has a oil capacity of 9 gallons to allow for sufficient run-time. This 1.5-HP compressor has an oil gauge built in to help you monitor your fuel levels. Its air-cooled after-cooler helps to prevent overheating during extensive use.