Most cordless pressure washers use a brushed motor for it. We use brushless motors .brushless motor is an upgraded motor, it has higher efficiency and controllability, longer working life, and saves electric power, brushless motors lack brushes and physical commutators, they require less overall maintenance, and their cost is also much higher than a brushed motor. -6-in-1 Multi-Function & Rotatable Spray Nozzles: It has a 6-in-1 nozzle, don't need to change the nozzle anymore, just rotate it, and you can get different nozzles for different jobs. we offer a foam bottle for car wash. Washing vehicles patio, courtyard, window, and bike .garden green works so easily now. -Powerful Cordless Pressure Washer: Perfect for household applications like cleaning your patio your car, your boat, ATV, RV, fence, watering flowers, trees, vegetables, etc.