This item is sold in a case of 5 or 10 strings. With their larger size the Residential 25-Count LED C9 Pure White Lights with 8-inch Spacing are ideal for larger indoor displays or outdoor decorating. The green 16.6-foot cord has 25 evenly spaced lig hts. 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. Water and weather proo f 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 lighting. 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