Luxrite LR20580 (4-Pack) FC12T9/CW 32-Watt 12 INCH T9 Fluorescent Circular Light Bulb, Cool White 4100K, 1700 Lumens, G10Q 4-Pin Base Luxrite FC12T9 is ideal for garage, workshop, basement, and general purpose use in your household. Color/Finish: Cool White, Color Temperature: 4,100K Average Lifetime: 8,000 hours Lumens (light output): 1700 G10Q 4-pin base