... rotated into the spear inlet, tighten it, then water gun is connected.4. Set the belt of the ... more, please don't compare with those professional car wash water pressure, that is pump pressurizedthrough the high pressure ... After using it every time, please put all the water residue inside out, then rolled up, dry, and ... the service life of the hose Washing Water Cannons/Car Wash High Pressure Cleaner