Pentair Amerlite 120 Volt 500 Watt Underwater Swimming Pool Light - 50ft. Cord Pentair Model: 78458100 Fits full-sized Pentair Pool Products, American, PacFab and Purex niches Specs: 120 volts, 500 watts, 50 foot cord 8-3/8 inch diameter prismatic tempered glass lens Includes stainless steel shell, stainless steel face ring and uni-tension clamp