Sistema 10104 Cleanmaster 1600 TSS at 1.6 GPM Electric Pressure Washer Delivers 1600 psi max. pressure at a rate of 1.6 gallons per minute Shuts on/off at the trigger gun Built in GFCI for safety and thermo-coupler for motor protection Pressure regulation from 400psi -1600psi max. and built in accessory storage Easy adjustable operating pressure on the machine