Sunlite SL42/E/27K 42 Watt High Wattage Spiral Energy Star Certified CFL Light Bulb Medium Base, Warm White 42-Watt: 2800 Lumens, 80 CRI 150-Watt incandescent equivalent 12,000 Hour Average Lamp Life 2700K Color Temperature, Warm White Color, Medium Base SL42/E/27K