Description: The chicken water feeder heating base can be thermostatically controlled to operate only when necessary, avoid water being frozen due to cold weather, offer your cute poultry more care. Galvanized steel base surface and high-density aluminum lining have good thermal conductivity, which is beneficial to maximize use and ensure safety. The thermostat design, when the heating base temperature exceeds 77 degrees Fahrenheit (25 degrees Celsius), the power will be automatically disconnected to ensure safety. Plug and play, easy to use. The livestock waterer heater has no spare parts to replace, simply plug into a power source and your chickens or farm animals will enjoy the gentle warmth water within minutes. The low wattage heating base is good for outdoor coops and freezing winter, and provides consistent gentle heat water without scalding your dog, cat, or animal's mouth. Specification: Material: Iron Size: approx. 37x37x4cm/14.57x14.57x1.57inch Plug: US Package Includes: 1 Piece Poultry Drinker Heater Base 1 Piece Power Cable Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!