DlY mode usage:(1)Switch to DlY mode, press andhold the ON/OFF button, waterpressure cycles from susceptible to strong. (2) Please listen in on thechange of water pressure, when youfeel that the water pressure reachesa cleaning energy that iscomfortable or well suited for you,release the button. (3)At this point, you've set the water stress for the DlY modeand can delivery using. The product has a memory operate that recollects the DlYwater strain you set for next use.