Great Compatibility : Complete car foam gun kits - Brass standard hose connector fits most of your standard garden hose, so there are no additional tools or machines required to produce foamy cleaning fun. Multifuncation Useing : 2 in 1 function, support spray foam or water spray. Simple to use, add some soap and water to the container, and connect the garden hose. The foaming wand will produce sticky foam. The car wash only takes a few minutes. Adjustable Foam Spray :The foam gun has a 0-5 gear adjustment dial. The concentration of foam can increase as the number increase. What’s more, refined internal components allow better interaction of water and air, mixing more air with the detergent in the bottle.