This 60 minute countdown timer will limit the running time of exhaust fans, lights, bathroom heat lamps, ceiling fans, and more. Now you can leave the bathroom exhaust fan running to reduce moisture and exit the room; the fan will automatically turn Off at the set time (up to 60 minutes later). Or connect this timer to light or heat lamps and cut down on energy and bulb usage. Compatible with compact fluorescent bulbs. Ratings: 125V (volt) AC (alternating current), 60Hz (hertz). 20A (ampere)/2500W (watt) Resistive, 8A/1000W Tungsten, 5A/625VA (volt-ampere) Fluorescent, 15FLA (full load amps), 90LRA (locked rotor amps).