Kasco Marine 2400D025 - De-Icer, 1/2hp, 120 volts, Clears A Circle Up To 50' Diameter, 25' Cord Comes Ready To Use - 1/2 HP (120 Volt) De-icer With 25' Power Cord and Suspension Ropes Environmentally Friendly Oil-Filed Motor - Longer Life Top and Bottom Ball Bearings Stainless Steel External Motor, Hardware & Components - ETL listed to stringent UL and CSA Safety Standards Comes with 2 year warranty