Oil–free unit for durability and no maintenance. Delivers 7.7 CFM @ 40 PSI; 5.3 CFM @ 90 PSI. Equipped with High Flo regulator to allow for more workable air pressure (110 PSI start and 135 PSI stop pressure switch). Protected panel–mounted air controls and outlets. Features two universal, quick–connect couplers, easy–to–read pressure gauge and roll cage. 4–gallon tank supports heavy usage of stapler, finish, framing and roofing nailer. 120V, 15 Amp motor. U.S.A.