Bulbrite 524625 FML-27 27W 120W Equivalent Compact Fluorescent T5 Quad Tube with 2-Pin GX10Q-4 Base, Natural Daylight Included in the box: 1- 27 watt Compact Fluorescent T5 quad natural daylight Ideal for general purpose lighting commonly used for residential and commercial applications Provides high lumen output and excellent lumen maintenance 27 watts, 1,400 lumens, 82 CRI, 8,000 hour average rated life, GX10q-4 Base Dimensions: Maximum Overall Length is 5.9 inches