• Perfect Compatibility - The foam gun works perfectly for Kärcher K2/K3/K4/K5/K6/K7 pressure washers. • Automatic Foaming - Mix car wash and water, shake the foam bottle and it will produce soft and fluffy snow foam and spray it on the area you need to clean. Turn the top dial to adjust the foam concentration. • Adjustable Nozzle - You can adjust the spray pattern from straight to fan-based as needed. Each accessory foam gun is equipped with a stainless adjustable foam nozzle and a strong, durable coupling to control the foam gun's pressure. • Large Capacity - With a capacity of 750 ml, the snow foam gun is enough for washing 3-4 cars, trucks, SUVs, etc. And the transparent detergent container makes it easy to check the remaining soap. • Wide Range of Use - The foam soap dispenser can be used to clean vehicles, porches, motorcycles, bicycles, patios, window shutters, driveways, walls and caravans. Foam sprayer for Kärcher Specification: Compatible models - for Kärcher K2 K3 K4 K5 K6 K7 pressure washer Bottle capacity - 750 ml Instructions for use: 1. Fill the bottle with water (for best results, use lukewarm water, 20% detergent + 80% water). 2. Shake the liquid bottle to mix the shampoo with the water. 3. Attach the liquid bottle to the foam lance unit.