Attwood"s proprietary optics design draws only 1.8 watts at 12VDC - the lowest power draw of any 2-mile all-round light on the market today! * Lights are rated for 50,000+ hours of use and feature a 10 year warranty. * Two-mile, 360° visibility for boats up to 39.4 feet (12m). * The locking collar poles offer ?Universal Fit? because customers can use them with a wide variety of Attwood 2-pin straight or angled bases. They even work as replacements in competitive bases, including Perko® brand bases. * Fully sealed electronics