Sunlite SL85/65K/MED 85 Watt High Wattage Spiral Energy Saving CFL Light Bulb Medium Base 120 Volt Daylight Sunlite high wattage spiral compact fluorescent lamps give off a daylight light much like a 350 watt incandescent bub. These energy efficient CFL lamps can last up to 7.3 years with normal household use of 3 hours a day. This energy saving 85 watt 6500K, medium base bulb offers 4200 lumens of light output and has an average rated life of 8,000 hours. 85-Watt, 4200 Lumens, 80 CRI 350-Watt Incandescent Equivalent 8,000 Hour Average Lamp Life 6500K Color Temperature, Daylight Color, Medium Base SL85/65K/MED