Tank has 20 gallon storage capacity Easily move compressor with the 7 in. wheels Includes regulator, pressure gauges, and quick hose connect Porter Cable 20 Gal. compressor features an oil free, long life induction motor and pump with a fully enclosed shroud that covers working components. Compressor is low maintenance with no need for oil checks and changes. Unit has a low Voltage start up. 5 CFM at 40 psi and 4 CFM at 90 psi with 1.5 RHP Maintenance free pump - no oil to check or change and no belts or pulleys to maintain 7 in. semi-pneumatic wheels for mobility and rubber feet for stabilization Equipped with regulator, gauges and quick connect Need help? CLICK HERE to view our Air Compressor Buying Guide Air Delivery SCFM @ 40PSI:5|Air Delivery SCFM.