This de-icer is designed to float in the water tank and is thermostatically controlled with an automatic shut off. The cord exits from the top of the unit. This gives the heater added stability & it is less likely to tip in the tank. Floating de-icer. Size is 1500 Watt. Dimensions are 9 X 8.88 X 6 1500 Watts, 120 Volts Styrofoam Float Is Completely Enclosed Within A Rugged Plastic Housing. UPC Code = 022102752106