KozyBird Heated Bird Bath spa attracts birds in winter too. Birds can enjoy this KozyBird bird bath all year round with this great heated Bird Bath. A Safe and durable thermostat controls the bird bath and keeps from freezing. The secret is an innovative automatic thermostat controlling a 150 watt heat source molded into the solid one piece bowl. Fiberglass-reinforced polyester resin basin and pedestal resists cracks, fades, rust and scale buildup. The 17 1/2" diameter basin has a raised 5" dia. center to attract birds of all sizes. The hollow 23" high pedestal conceals your extension cord. Water plays an important part in the daily lives of birds, give them a hand up with this great bird bath.