Bulbrite 509709 CF23WW/GU24/E 23W Energy Wiser Compact Fluorescent T3 Coil, Twist and Lock GU24 Base, 100W Equivalent, Warm White Included in the box: 1- 23 watt Compact Fluorescent coil warm white Great for all general lighting, can be used in place of standard Incandescent bulbs Saves up to 75 percent in energy costs 23 watts,1600 lumens, 82 CRI, 10,000 hour average rated life, Medium (E26) Base Dimensions: Maximum Overall Length is 4.45 inches; Bulb Diameter is 2.17 inches