·Innovative Design: Featuring 2-in-1 undercarriage pressure washer with foam cannon, this product helps you achieve more cleaning goals and do a more thorough cleaning. Working pressure of undercarriage cleaner: 1500 PSI to 4000 PSI. 2500 PSI or higher will have a better cleaning effect. Max pressure of foam cannon: 3600 PSI

·Multiple Function: The undercarriage washer with foam cannon can be used in 5 different ways: work as a pressure washer undercarriage cleaner with or without the foam cannon, serve as a surface cleaner with or without the foam cannon, or use the foam cannon alone. You can change the mode freely according to your actual need

·How to Switch Mode: Pull out the nut of the pivoting coupler at the end of cleaner. Then rotate the pivoting coupler to the end, and the nut will lock automatically. Note: When using the foam cannon, the nozzles on the under carriage cleaner are the brass nozzles, otherwise the stainless steel nozzles will cause leakage at the connection between the foam cannon and wand. If you want to use without the foam cannon, you have to change the four nozzles to stainless steel ones

·Undercarriage Cleaner Mode: Easy to clean and avoid crawling under the vehicle. Undercarriage sprayer aims to clean road dirt, oil and fuel contamination under trucks, SUVs, cars, commercial vehicles and trailers. It works as under carriage power washer

·Water Broom Mode: Pressure washer water broom attachment is used for quick, easy and even cleaning of surfaces. Pressure washer surface cleaner is ideal for removing loose debris (sand, leaves, light soil) from sidewalks, driveways, decks, etc.