Erva BA1H Clamp Mount Heated Bird Bath, Gray/Black Clamp mount heated bird bath is 60 watt thermostatically controlled bath turns on at 38 Fahrenheit and off at 68 Fahrenheit This heated bath have 1 year warranty Bath is 14-inch in diameter and is powder coated with a gray granite finish All internal contacts are sealed with shrink tubing to prevent corrosion Available in gray and black color