29ft Hollow Ball LED Christmas String Lights w/ Power Adapter - WARM White, 40 pcs Balls for Christmas, Holiday, Party, Event Decorative Lighting 80% more energy efficient saving compared to traditional string lights, 0.06W/bulb, 2.4W/set Plug & play operation, UL-listed power plug included. Simply insert the plug into power outlet to turn lights on Daylight color: bright light appearance will add sparkle to your decorative fixtures 29ft wire length, 40 pieces of Moroccan hollow metal ball, non-toxic and eco-friendly 10 times longer lifespan compared to traditional light sources. parallel design: continues working if any one bulb goes out