Easy to use_plug fan into receptacle, then plug controller into 120 V power supply. Features an easy-to-read digital display. The 6 ft remote temperature probe allows for accurate temperature readings to be taken. Wide cooling range from 40¿F to 108¿F. Set thermostat to the temperature you want the fan to come on at and that's it! 8.3 Amps maximum/ 120 V/ 60 Hz.