Features: Adjustable Foam Cannon with 1/4" quick disconnection fitting, 33 oz. (1 Liter) container bottle. Adjust the knob on the top to control how much water is mixed in. The injection angle and shape can be adjusted according to the need, which is very convenient. Add desired amount of soap with some warm water to get thick foam. Adjust the knob and nozzle to make it spray. Connect pressure washer equipment to use it. ONLY SUITABLE FOR PRESSURE WASHER HOSE, PRESSURE WASHER. Always wear eye protection. Please use equipment carefully.