. Max working pressure: 3600psi . Rating pressure:3800psi .Max flow:4.5GPM . Pformance-approved OHV diesel engine . Engine with low oil protection . Commercial grade direct drive brass manifoldtriplexpump . 10mwire steelhigh-pressure hose . Quick connect nozzles 0 , 15 , 25 , 40 and chemical spray tip . Pressure adjustable . Low pressure detergent injector . Professional trigger gun with saftylock . 10 inch pneumatic wheels . Power coating heavy-duty frame . In-line water filter . Convenient hose and gun hook . Frame with cutouts for easy change pump and engine oil . Key start with battery Optionals . Transparent cup type water filter . Snap-on brass or plastic garden hose fitting . Variable lance . Turbo nozzle . Coating ceramic plunger . Pressure gauge Model # 3WZ-3600DF3WZ-3600GFMax Pressure(psi/bar) 3600/2483600/248Water Flow(gpm/lpm) 4.5/18.24.5/18.2Power Source 10HP(Diesel engine)13HP(Gas engine)Revolution(rpm) 34003400Pump Model 3WZ-1807A3WZ-1807AGross/Net Weight (kg) 100/9790*87Dim. (L* W *H) cm 80*53*6480*53*64