COOLING OR HEATING WATERTIGHT THERMOSTAT WITH 120 VOLT PIGGYBACK POWER CORDThis thermostat is wired and ready to go. Simply plug your fan into the piggy back power cord. It is water tight with a protective plastic cover. Nice unit. Gas filled coil thermostat for great reliability and accuracy. Turns equipment ON at 4 degrees above the set point and OFF 3 degrees below set point. Made in Holland by guys who know how to make great thermostats.