Digital Oil Meter Dial/Digit Totals L or gal Dial Graduation L/gal - Quarts per Minute 4.0 GPM Operating Pressure (PSI) 1 500 psi Inlet (In.) 1/2 Outlet (In.) - Extension Type Flexible Nozzle Type Non Drip For Use With Motor Oil ATF and Gear Lube Includes Automatic Non Drip Nozzle and Inline Containment Filter Inline Swivel Rigid Extension