Farm Innovators Model H-49 Ice Chaser Cast Aluminum Submergible Bucket De-Icer, 250-Watt Designed for five gallon buckets Constructed of patented cast aluminum for ultimate efficiency and safety Thermostatically controlled to operate only when necessary Heavy-duty anti-chew cord protector Safe in plastic buckets For use in 5 gallon buckets Thermostatically controlled to operate only when necessary Heavy-duty "anti-chew" cord protector Safe in plastic buckets 250 Watts