Bulbrite 511627 CF23R40CW/E 23W 120W Equivalent Energy Efficient Compact Fluorescent R40 Reflector with Medium Base, Cool White Included in the box: 1- 23 watt compact fluorescent reflector (R40) cool white Ideal for a variety of general purpose lighting applications most commonly in recessed cans as a replacement for standard incandescent bulbs Saves about 75 percent in energy costs 23 watts, 1200 lumens, 4100K warm white, equivalent to a 120 watt incandescent bulb, 80 CRI, 10,000 hour average rated life, medium (E26) base Maximum Overall Length is 6.25" (inches); Bulb Diameter is 4.72" (inches)