SATCO®, S21366, Bulb, 4 W Wattage, 40 W Incandescent Equivalent, 120 V, LED Lamp, Candelabra E12 Lamp Base, B11 Shape, 350 Lumens, 15000 hr Average Life, Warm White, 90 CRI, 2700 K Color Temperature, Clear Lamp, Dimmable Ballast, Enclosed Fixture, 1.38 in Dia x 3.97 in L Dimensions