Usage Tips:MaterialThe 4000PSI Pressure Washer Spray Gun can easily peel off and wash off the dirt on the surface of the car, it is also a perfect tool for your yard cleaning. The body of the pressure washer spray gun is made of engineering plastic, the internal structure is made of brass and supreme stainless steel. 5 Colors NozzlePressure Washer Spray Guns include nozzles of 0 degree (red), 15 degree (yellow), 25 degree (green), 40 degree (white), soap degree (black) spray, meets your different cleaning needs. Safety and efficiency The Pressure Washer Gun has a safety lock handle to prevent accidental spraying. Ergonomic handle design is easier to use and more efficient, safety trigger locks prevent accidental sprays. 1/4" Quick Connect AdapterThe Snow Foam Gun is Featuring a 1/4" quick disconnect fitting and M22 male thread inlet connector (14mm inner diameter). The 1/4" quick connect spray gun is suitable for all pressure washer accessories. Such as nozzle tips, swivel coupler, foam cannon, foam lance rod. Make the Easier and more enjoyable cleaning! Specification: M22 male thread gun inlet: M22-14 outer diameter is 22mm; inner diameter is 14mm. Outlet: 1/4" brass quick connector. Maximum pressure: 280 bar / 4000PSI. Maximum flow: 25l / min 7USGPM.< /p > 5 Color Spray Nozzles Tips: 0, 15, 25, 40, 65 (Soap). Safety Trigger Lock: The safety handle lockable to prevent accidental sprays. Multiple uses: used for cleaning cars, washing windows, roofs, washing siding, etc. NOTES: Do not aim at the human body when using the washer gun, it may cause serious injury. Please note that the pressure washer trigger gun is not applicable to the garden hose. Please make sure your pressure washer hose is M22-14mm metric inner connector. Package includes: 1 x pressure washer spray gun. 5 x spray nozzles.