Luxrite LR22302 (2-Pack) CF13 13-Watt CFL T2 Spiral Bulb, Equivalent To 60W Incandescent, Cool White 4100K, 900 Lumens, GU24 Bi-Pin Base Luxrite's 13-Watt Spiral Light looks stunning in any home fixture for general lighting. Simple Twist and Lock base Luxrite 13-Watt Spiral Light replaces your standard 60W bulb and saves you energy. Color/Finish: Cool White, Color Temperature: 4,100K, Average Lifetime: 12000 hours Lumens (light output): 900, GU24 Bi-Pin Base