Adjustable foam sprayer for car cleaning with 1/4" connector 1、Premium Material: Professional foam cannon is made of heavy-duty metal and high-performance plastics, preventing corrosion and strong sealing, no need to worry about leakage during use. 2、New Upgraded Design: The bottle body increases the ergonomic groove, easy to hold and not easy to slip. Reinforced wide neck to prevent the neck from cracking and easy to fill with soapy water. The bottom of the fluid conduit added a filter head to avoid foam clogging unable to spray foam. 3、Transparent Design: The car wash sprayer is transparent, so you can see the remaining amount of the cleaner. Clear scale lines facilitate the observation of capacity. 4、Easy to Use: Fill the bottle with warm water and soap to obtain a thick lather, and connect the 1/4\" quick connect plug to the pressure washer gun or wand. Turn the top knob right (-) and the top knob left (+) to adjust to the desired foam level and adjust the nozzle to control the spray area and horizontal/vertical. 5、Wide Application: Foam gun suitable for 1000-4000PSI of most pressure cleaners. It can be used for car, bicycle, motorcycle cleaning, floor, window cleaning, driveway, roof, siding cleaning, etc.