This high-pressure snow foam lance is perfect for car washing, with a 1/4" internal thread and adjustable foam nozzle. Can handle up to 2900PSI pressure and has a maximum flow of 20L/min. Easy to use by attaching to pressure washer gun and shaking fluid bottle to mix shampoo and water thoroughly. Features 1. Rated pressure: 200BAR - 2900PSI 2. Allow pressure: 280BAR - 3200PSI 3. Internal thread: 1/4 4. Maximum flow: 20L/min - 5.3USGpmHighest temperature: 60 / 140 5. Item weight: approx. 75g / 2.65oz 6. Item size: aprox. 10 x 2 x 2cm / 3.94 x 0.79 x 0.79in Specifications: Main materials: brass, nylon Nozzle selection: #1 For Nilfisk Lavor Old Type #2 For Lavor New Type #3 For Nilfisk Gerni #4 For Bosch Aquatak #5 For Karcher K #6 For Black Decker #7 1/4 Adapter (optional) 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 x Pressure Nozzle or Adapter Note: Please kindly note that spray bottle is not included.