Kärcher K4 an excellent solution for cleaning outdoor surfaces, equipment, and vehicles thanks to its adjustable water pressure. Maximum pressure 1900 PSI, flow rate about 1.5 gallons per minute. Equipped with built-in filter, has a 3/4-inch hose connection, and supports water supply temperatures up to 104℉. Motor power 1800 watts. Device universal and can use both standard and third-party accessories, including nozzles that adjust pressure, enhance flow strength, and more. Connects to a water source with pressure no lower than 20 PSI. Pressure control and parameter display managed by Power Control systemv