Our super bright and brilliant LED C9 replacement bulbs will save you money on your electric bill this year and for many more Christmas holidays to come. Each LED C9 Christmas light is on an E17 Intermediate base and has 3 very bright LED bulbs that only consume 0.67 watts (0.0167 amps) per bulb. This is compared to traditional incandescent C9 bulbs that use 7 watts (0.059 amps). These C9 LED Christmas light bulbs are housed in a hard multifaceted plastic bulb that will not fade, chip, or crack. Therefore, using our LED C9 the bulbs will add up to significant energy savings. If you are using C9 LED bulbs for the first time or if you are retrofitting your old C9 strings, then our LED C9 Christmas lights are the smart, green, and an energy-efficient solution.