Even if it's cold outside, the Seasons 4 Commercial 50 ct. 5 mm Warm White LED with Brown Wire and 6 in. Spacing gives off a welcoming glow for any visitors. The 50 warm white 5mm LED lights are Energy Star-approved for their energy-saving benefits. A Sealed Light system has non-corrosive copper components for indoor and outdoor use. The brown wire measures 25.17 feet long.