This portable pressure washer delivers 1800 PSI of TruPressure, ensuring you get the highest level of cleaning power driven by a reliable universal motor.It also features an On/Off foot switch for easy power control. The Karcher Promise - Cleaner. Quicker: Operating at a powerful 1800 PSI/1.2 GPM, the K1800 is perfect for cleaning concrete, pavement, driveways, patios, decks, sidewalks, RVs, cars, boats, homes, fencing, and more. Versatile Cleaning Options: Includes a quick-connect bayonet spray wand with 3 quick-connect spray nozzles. Use the 15-degree nozzle for all-around cleaning, the turbo nozzle on tough-to-clean surfaces, and the 65-degree nozzle for detergent application. High-Pressure Hose: Comes equipped with a generous 25' kink-resistant high-pressure hose that offers plenty of reach, as well as an onboard hose bucket for simple storage.