Product Description This deicer is designed to be used in the Miraco Big Spring waterers numbers 6000, 6100, 6200, 6300, 6400, 6500 500 Watt Thermostatically controlled The Auto Waterer De-icer utilizes multiple thermostats for efficient operation without overheating. Created specifically for automatic waterers/drinkers, but can be used in buckets, tanks and bird baths. Suitable for up to 60 gallons. The low-profile, finned design provides a large surface area, allowing the de-icer to run cooler while putting out the same amount of heat as conventional de-icers. The durable, coated aluminum base has a non-stick coating for easy cleanup and less mineral buildup. Large surface area for cooler operation Coated aluminum base, safe for use in plastic tanks Over-temperature protection 6′ cord.