Sunlite SMS23F/E/65K 23 Watt Super Mini Spiral Energy Star Certified CFL Light Bulb Medium Base, Daylight 23 Watt, 1600 Lumens, 80 CRI 100 Watt incandescent equivalent 10,000 hour average lamp life 6500K Color Temperature, Daylight Color, Medium Base SMS23F/E/65K