Assorted 50-Count LED C5 Blue Christmas String Lights ENERGY STAR • LED lights last longer and use less energy than standard bulbs • Uses ConstantOn technology where the set stays on even if a bulb comes loose or falls out • Connect up to 25 sets • 6" lead wire and 4" lamp spacing • 6" end connector plug • 16.3' lighted length • Green cord with fused plug • 5-year limited guarantee