This is an excellent economy bird bath de-icer that is uniquely constructed on thermal aluminum foil. Good in shallow bird baths to approximately 15 degrees Fahrenheit.

• Fully grounded with a 3-prong supply cord
• Sits on the bottom of the bird bath
• 44 watt
• 1" x 9.13" x 9.13"

* These are also called bird bath heater, water trough heaters or stock tank heaters *