Attwood Bi-Color LED Boat Bow Light This Attwood Bi-Color LED Boat Bow Light is built to last in even the most extreme saltwater environments with its corrosion resistant design, and reverse polarity protection. With high-quality electro-polished stainless steel covers, the lights are completely sealed and watertight and are protected from any electrostatic discharge, vibration, and ultraviolet light radiation. The LED technology keeps the lights cool to the touch and provides two nautical miles