Sylvania 18493 Incandescent Lamp, 40 W, T10 Lamp, Medium Lamp Base, 420 Lumens, 2850 K Color Temp, 1000 hr Average Life

General-purpose incandescent lamps are primarily A-line types. They provide warm, ambient light and are widely used in residential and commercial applications. Value added types feature extended life, energy savings and special coatings for enhanced color qualities.