Luxrite LR20260 (10-Pack) CF7DS/841 7-Watt Single Tube Compact Fluorescent Light Bulb, Cool White 4100K, 400 Lumens, G23 Bi-Pin Base Luxrite Compact Fluorescent Light Bulbs meet all your lighting needs while saving you on energy costs. Color/Finish: Cool White, Color Temperature: 4,100K Lumens (light output): 400 Average Lifetime: 10,000 hours 2-Pin G23 Base