Christmas lights are decorative lights used during the holiday season to celebrate Christmas. They come in various shapes, sizes, and colors, often strung on trees, homes, and other structures. These lights can be incandescent or LED, with LED lights being more energy-efficient and longer-lasting. Traditionally, Christmas lights symbolize the joy and warmth of the season. They are often used to create festive displays, enhancing the holiday spirit in neighborhoods and communities. Many people enjoy driving around to see elaborate light displays, making it a cherished part of Christmas celebrations.