Attwood Stainless Steel LED Boat Side Light This Attwood Stainless Steel LED Boat Side Light uses LED technology, making it more efficient than standard incandescent bulbs. It keeps the light cooler and draws less power making it a top choice among buyers. Providing 1 mile of visibility, this light features a Tell Tale light on the top that will illuminate when the light is in use. Designed to resist corrosion in the most extreme saltwater environments, this boat side light is completely sealed