Contents of the packaging: You will receive 1 x high-pressure cleaner adapter and 1 x 5-in-1 jet head with multiple angles. This set is for Krcher K2, K3, K4, K5, K6, K7 (not suitable for K1700, K1700 CUBE, K1800, K1900, K2000). 5-in-1 spray nozzle: the high-pressure nozzle has 5 different angles: 0, 15, 25, 40, 65. The multi-angle nozzle can be freely switched by rotating according to your needs, which can clean deep dirt better and provide more convenience. 1/4 inch Quick Connect: This pressure washer adapter is used to convert the standard bayonet fitting on the end of your pressure washer into a 1/4 inch female quick release fitting that accepts a variety of 1/4 inch nozzle or gun attachments. Very handy and fast. Durable material: MaxEarn's quick coupling adapter for pressure washers is made of high-quality brass and sturdy plastic, has a working pressure of up to 2000 psi and a working temperature of up to 140 degrees Fahrenheit. Very strong, durable and wear-resistant. Wide application: a quick-coupling adapter enables direct connection to a high-pressure water gun for faster application. The adjustable nozzle can change the angle freely and quickly clean the bottom of the car, car rims, sink crevices and other hard-to-reach corners. This set of high pressure washer accessories is perfect for spraying plants, cleaning large surfaces and washing large vehicles such as campers.