Helps prevent water from freezing in temperatures as low as 10 degrees f. Designed for use with double wall founts and other metal containers. Perfect for outdoor use in a dry, sheltered area. Cord should be protected from animals and used with a ground fault protecte Unit will not draw electricity until temps drop below freezing. Uses less than 1 amp per hour. Dimensions are 16.5 X 16.5 X 3.5 Galvanized Steel. UPC Code = 084369012508
