This item is sold in a case of 5 or 10 strings. The Residential 25-Count LED C7 Candlelight Warm White Lights have a 16.6-foot cord and can be used indoors and outdoors. These lights offer a soft candle-like glow. The gentle light makes them ideal fo r a formal decoration. These LED lights use Full Wave Technology which increases the brightness of the lights by 40% over other LED lights. Rated at over 100000 hours of use these lights will not flicker fade or flake and stay cool to the touch. Wate r and weather proof the lights are designed to be virtually unbreakable.Additional featuresFlicker-freeWill not fade or flakeUV-protectedEnergy efficientFull Wave Technology makes light 40% brighterAbout Forever LEDForever LED specializes in LED ligh ting. In addition to their energy-efficient holiday light strings they`ve also developed a line of Full-Wave lights that provide DC power all along the string of lights. Located in Marion Ind. Forever LED is an Energy Star partner