It may be cold outside, but the Seasons 4 Commercial 50 ct. 5 mm Warm White LED with White Wire and 6 in. Spacing should provide 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 white wire measures 25.17 feet long.