Allied Precision Floating Pond De - Icer 1000 Watts (P7621) will ensure your pond remains ice-free. It is thermostatically controlled with thermal feedback to protect a unit from overheating and uses 1000 watts of power. The thermostat is placed above the heating element to ensure safety. This floating device is completely enclosed in a rugged housing to guarantee that it will not sink over time and it comes with a 15-foot cord.