Sunlite 05810-SU FC22T5/SP841 22W Fluorescent T5 Circline Bulb, 2GX13, Cool White

The fluorescent 22 watt 4,100k cool white t5 circline features a 2gx13 base, provides a light output of 1,900 lumens at a color rendering index (cri) of 82 and can last an average of 10,000 hours.