PREFERENTIAL SETThe package of water hose nozzle includes magic water spray gun, standard garden hose coupler, fast universal hose connector and 3 pcs spray nozzles(one is jet stream, another is fan action and adjustable twist nozzle). 2 WAYS TO CONNECT HOSE The 17 long hydro power jet is equipped with a standard garden hose quick Connect Release coupling. one is directly connected 3/4 hose, the other is quickly connecting 1/2 hose, you can connect according to the size of your home hose. NOTEThis is a normal power washer sprayer nozzle.The pressure largely depends on the water pressure ordinarily in your water system. The power washer wand only boosts that pressure to a limited degree, so the pressure in your water pipes may affect your experience of using. For extra pressure, please use the jet power washer hose nozzle with pressure pump or car washer together. RUST CORROSION RESISTANDHydro jet power washer wand is made of premium brass garden hose, aluminum power washer wand, stainless steel extend wand and brass nozzle, which are rust and corrosion resistant. WIDELY APPLICATIONThe water jet power washer wand is widely used for watering flowers, washing car, cleaning window, gutter, sourcing ground and bathing pets so on. The water comes from the garden hose with normal pressure, and with jet nozzle, the water flow becomes concentrated and powerful, so the water flow becomes fast and jet stream.