Enjoy the ease of use without having to worry about electrical cords with Battery Operated LED Lights. This light set has 20 battery operated C3 style lights. Perfect for decorating items like wreaths and small trees. LED Holiday Lights are becoming increasingly more popular for the Energy Saving features and their Long Life expectancy. LED lights do not have the filaments that produce light and heat in traditional incandescent bulbs that burn more electricity. LED lights use a chip to convert energy into light. LED lights are cool to the touch and are incased in colorful plastic covers that are very durable.