Obecome Adjustable Snow Foam Lance Washer Soap Car Wash Gun 1/4" F Inlet Adjustable foam lance: Foam cannon with 1/4" quick disconnection fitting, 33 OZ (1 litre) container bottle. Easy installment: Plugs directly to your pressure washer; All the connectors are made of quality brass. Adjustable spray nozzle : Top dial is for foam dispensing amount and the nozzle adjusts the spray pattern (wide to narrow). Notice: Requires Pressure Washer to have 2.0GPM & over 1000 PSI pressure for use. Multiple use: Car, Motorcycle Washing, floors,Windows washing, Driveways, Roofs, Siding washing and so on. It can be directly connected with the gun on the pressure washer gun.