The unique design and low energy consumption aren’t the only reasons Ice Eliminator has become a best seller. Solid aluminum housing keeps the unit from falling out of the birdbath. Attractive rock-like design blends naturally with any birdbath. Spray-paint any color to match any birdbath. Will not calcify, rust or leave stains in birdbaths. Won’t burn you or melt plastic birdbaths. Features: -50 watt heater -Thermostatically controlled heat -Solid aluminum housing keeps the unit from falling out of birdbath -Durable enamel finish is easy to clean -Spray-paint to match any birdbath -Rock like design blends into birdbath -UL listed – meets all electrical safety requirements -Dimensions: 1″ H x 7″ W x 3″ D