Features: Top quality brass nozzle and high-density polyethylene bottle ensures its durability and reliability. The knob is for adjusting foam dispensing amount and the nozzle adjusts the spray pattern. Simple operation with a washing machine, you can easily have a professional machine foam jet effect. It can be directly connected with the gun on the pressure washer. The bottle can be filled with 1L cleaning fluid, makes soft fluffy snow foam, fun and practical. A great matching accessories of pressure washers, it can be used to clean the car, motorcycle, mechanical equipment, floors, walls, etc. Specifications: Condition: 100% Brand New Material: Brass, HDPE (high-density polyethylene) Color: white Size: shown as picture Bottle Capacity: 1L Maximum Pressure: 220Bar / 3200 psi Max Temp.: 60 Celsius Maximum Flow: 20L / MIN - 5.3GPM Package Weight: approx.610g How to use: 1. Put PTFE tape on the brass tube (two threads), each thread needs 50cm PTFE tape. 2. Put the fitting/adapter with brass tube and suction tube on foam lance unit. 3. Fill fluid bottle with desired amount of shampoo. 4. Fill fluid bottle with water (for best results, use warm water, 20% shampoo +80% water is suggested). 5. Shake the fluid bottle to mix the shampoo with water thoroughly. 6. Attach fluid bottle to foam lance unit. 7. Attach the fitting/adapter to pressure washer gun, and you can start playing with it. Package List: 1 * Pressure Car Washer 1 * Installation Instruction