For those who need a smaller flat-back bucket this is the perfect option. This bucket is great for horses and large dogs. It has a capacity of 2.5 gallons with a built-in thermostat and will keep water ice-free during below zero conditions. The heater is completely hidden within the walls of the plastic bucket. The flat back design allows it to be conveniently hung in a stall. Each unit comes complete with a 6-foot grounded cord. Strong and sturdy metal handle. Constructed of high-quality plastic to withstand low temperatures without cracking. Bottom compartment conveniently stores cord when not in use so the bucket can be used all year round. 70 Watts, 120 Volts.