thouhg ISO9001, CE, EPA max pressre 3000psi gasoline pressure washerhigh pressure washer, pressure cleaner Gasoline higher pressure washer 5.5HP pressure cleamer gasoline engine, easy operating,compact structure certification,ISO9001,CE,EPA 1. Axial Pump/ Triplex pump (pump type).2.10L/min(2.65 GPM) (Flow rate).3.OHV4-stroke, single-cylinder, air-cooled and gasoline engine (Engine type).4.0-60 °C ...