Water Cannon announces a brand new line of mobile Hot Water Pressure Washers that are completely self-contained and turn-key. No outside power source required - simply hook up the hose and you are ready to go! This line is revolutionary in design with a complete roll cage to protect its parts and allow for total mobility so it can go anywhere. No outside power source is required with this powerful 4500 psi machine. Literally, you just hook up your hose and go!