A unique design and low energy consumption aren't the only reasons the Super Ice Eliminator is a best seller. The K&H 9001 has a solid aluminum housing and an 18" cord that keeps the unit from falling out of the birdbath. Its attractive rock-like design blends in naturally with any birdbath. It's durable enamel finish is very easy to clean. The Eliminators coating allows you to spray paint any color if you choose. This birdbath heater will not calcify, rust, or leave stains in birdbaths. It also won't burn or melt plastic birdbaths.