Designed for use with all nipple-style drinkers and water buckets, this deicer will keep water from freezing during the winter. The deicer has a 150 watt heater and built-in thermostat that will work automatically. The heating element is teflon coated to minimize lime and calcium deposits and increase the life of the unit. Includes 5′ cord with fully grounded plug. Safe for use in rubber and plastic buckets.