When you need the best – high-tech, high-quality, long-lasting and beautiful – OptiCore LED from Wintergreen Lighting provides the total solution. These polycarbonate bulbs are virtually unbreakable. Inside, they are powered by SMD LED technology, providing beautiful color as it saturates the thicker lens with brilliant light. The result is a bulb that matches the best of incandescent lights, at a fraction of the operating cost and dramatically superior longevity. The OptiCore bulbs are paired with commercial-grade stringer to give you Halloween lights that will last and last, even under the harshest conditions. And the bulbs are removable, meaning you can change out color schemes and transition straight from Halloween into Christmas, or use them any time of year for breathtaking light displays. Get the best Halloween string lights, commercial string lights, heavy duty Halloween dual color lights and LED lights strings with OptiCore LED from Wintergreen Lighting.