Pondmaster Floating Winter Pond De-Icer 120 Watt

Maintains an ice-free center to keep your pond healthy. Energy-Efficient Design uses just 120 watts. Thermostatically controlled automatically turns off and on as needed to reduce power usage. Recommended for ponds up to 1 000 gallons. Features an 18 long power cord. Dimensions: 12 Diameter x 4 Height. Safe for use in ponds with fish plants and rubber or plastic liner.