Let your lighting display sparkle this holiday season with faceted blue LED Christmas light sets. The 35 C6 bulbs are spaced 6 inches apart on 18 feet of green wire making them perfect to wrap Christmas trees, interior trim, and fence lines. Safely combine up to 87 sets end-to-end, and when one bulb goes out the rest stay lit. UL listed for indoor/outdoor use, the three-season warranty covers use for 30 days for each of three holiday seasons. Create your holiday lighting display with these cool to the touch and energy efficient light sets.