Benefits of LED Lights Rigorous Safety Standards Anything that uses electricity must be made for the safest possible operation, and LED Christmas lights are built to the strictest UL standards. These regulations require thicker wires, more insulation, and greater flexibility than any type of older lights. They're based on professional research spread across thousands of hours of intense testing and use. Lights that meet these tough demands are the safest on the market. This will ensure that normal use and...