【High-Quality Materials】The high-pressure washer is made of engineering plastic. The internal structure is made of stainless steel. The tip is a 1/4 inch quick connector. The high-pressure gun has a quick-connect adapter and an M22 (14 mm) connector. The adapter is made of alloy, sturdy and durable. It can be easily installed on a Karcher Quick Connect Spray Gun. 【Good Performance】Pressure 280b, 4000psi - flow rate 25LT/min, 7USGal/min. The maximum water temperature can reach 150 degrees. Good performance allows the high-pressure shower head to perform its cleaning function faster and better. 【Provide 5 Nozzles】The red, yellow, green, white, and black colored nozzles correspond to spray patterns of 0°, 15°, 25°, 40°, and 65° respectively. Different nozzles are suitable for different cleaning scenarios. 【Offers Multiple Choices】Different nozzle angles meet your needs in various situations, such as car washing, fence washing, roof washing, tile washing, floor washing, wall washing, allowing you to quickly and easily clean hard-to-reach areas. 【Easy to Use】The water gun is easy to use and detachable. It can be easily installed on a Karcher Quick Connect Spray Gun. The product has a non-slip design. The red lock design can prevent children from getting hurt.