The set of 25 Christmas light replacement warm white C9 LED Bulbs are an updated traditional C9 Christmas Light and will provide years of bright holiday lighting. The faceted lens of the Holidynamics C9 Bulb offers brightness and sparkle to your design. Molded from new material for maximum clarity, UV resistant and expertly sealed to prevent corrosion and water damage, our bulbs will maintain their color and brightness for years to come. SMD LED technology is the latest in C9 bulb technology, creating richer color, more consistent brightness and a 360 degree viewing angle. Our line of C9 bulbs have E17 bases so that they are compatible with all traditional C9 cord, making it easy to upgrade your existing incandescent C9 lights to energy efficient LED. You can also pair them with our C9 cord to create a brand new light set for you holiday design. Use them along your roof-line, to line walkways and accent trees.