Farm Innovators FB-120 Plastic Oversized Heated Flat-Back Bucket, 120W, 5 GalThe Farm Innovators Heated Flat Back Bucket is great for any size animal. Keep fresh water available for your livestock throughout the winter with this Flat Back Heated Bucket. Ensuring your horses and cows have water at all times keeps them healthy. This bucket, with its wealth of features, was designed with the safety of your livestock in mind. It holds a generous 5 gallons, and demarcations along the back help you maintain the proper water level.