Thermostatically controlled Thermal?Bowl is the answer to freezing water bowls. Just plug it in and your pet’s water will remain open all winter. All electronics are safely sealed inside and the cord is steel wrapped to prevent abrasion. The 96 ounce comes in blue, and the 1.5?gallon is available in gray granite color. These bowls are only 25 watts for extremely low energy consumption. One year limited warranty.