Long Lasting Multi-Color Musical Christmas Lights These multi-colored Christmas lights are sure to last you not only the entire holiday, but for many more hours to come. In fact these bulbs have a 25,000 hour average bulb life. Connect multiple light strings to enhance your home, a giant tree and wherever else you'd like to bring the magic too. Each of the bulbs are steady illuminating. This means that if one bulb burns our the remaining bulbs stay lit. In addition, with every order customers receive extra replacement bulbs so they can change bulbs as they burn out.