Make a holiday lighting display unique to your home or business with C9 transparent yellow Christmas lights. The intermediate base bulb resists fading, and using only 7 watts, burns cooler. These 130-volt bulbs use less energy, and last longer giving you 3,000 trouble free hours of warm incandescent lighting. They are UL listed for indoor/outdoor use and come economically packaged, 25 to a box. Make your holiday displays festive and inviting with these colorful bulbs.