Sunlite 05023-SU FC16T9/WW 40W Fluorescent T9 Circline Bulb, 4-Pin, Warm White, Pkg. Qty- 12

The fluorescent 40 watt 2,700k warm white t9 circline features a 4-pin base, provides a light output of 2,600 lumens at a color rendering index (cri) of 62 and can last an average of 10,000 hours.