This PVC chicken water heater has a 30W heated pad that provides warm water for poultry and prevents water from freezing in cold weather. The poultry heated base is safe and adjusts to the outside temperature. It measures 16.5cm in diameter and is suitable for most metal buckets. Not suitable for plastic waterers. Features: 1. 30W Heated Pad: Our chicken water heater works at 30W to save energy and electricity; Each poultry water heater comes with a power cord, is sturdy and firm, has a long service life, can be applied for a long time. 2. Poultry Heated Base: The chicken coop heater is safe, and the temperature of the heated base can change with the temperature outside, so remember to avoid water getting very hot. 3. Winter Water Heated Pad: This heated poultry water heater base can be widely applied in cold winter to provide your chickens with warm water, stop water from freezing, and allow poultry to drink hot water. 4. Heater Size: Our chicken waterer heater measures approximately 16.5cm in diameter, proper size makes it suitable for most metal buckets, and also ideal for your chicken, ducks, or other small poultry. 5. Warm Tips: Please don't put this heated base into the water, and our heated base is only suitable for iron and galvanized waterer, not suitable for plastic waterer. Specification: Material: PVC Product Color: Black Product Size: 16.5 x 16.5cm Product Weight: 200g Waterproof: IPX7 Voltage: AC 110-240V Power: 30W Safety Protection: Built-in Thermal Protector Package Included: 1 x Poultry Water Heater