HYDOR THERMOSTAT W/ LED INDICATOR 

Product Code: HT-LED Price: Check Latest Electronic thermostat for regulating temperature when used in aquariums and terrariums. Independent probe works both in the water and in the air (ideal for aquariums & terrariums). Setting of temperature is controlled by an electronic circuit for increased accuracy. LED indicates when heater is on, use a thermometer to set and monitor temperature. Ideal for use with Hydor heating cables or other heating elements up to 500 watts.