When standard LED lighting is too intense, use these specially calibrated warm white LED Christmas lights designed to match the warmth of incandescent lighting. The 50 faceted M5 bulbs are spaced 6 inches apart on 25 feet of green wire making them ideal to decorate Christmas trees, interior trim, and fence lines. UL listed for indoor and outdoor use, you can safely combine up to 60 sets end-to-end. The three-season warranty covers use for 30 days for each of three holiday seasons. Decorate your home with these cool to the touch and energy efficient lights.