Product details:

The Feit Electric 100W Equivalent Soft White (2700K) Spiral CFL Light Bulb is easy to install and has a medium base that fits standard-sized light sockets in most table lamps, floor lamps, ceiling flushmounts and other common lighting fixtures. Each CFL bulb supplies 1600-Lumen of light output in a Soft White (2700K) color temperature to beautifully illuminate interior and exterior spaces. The 23-Watt compact fluorescent lamp from Feit Electric turns on instantly without flickering and uses considerably less electricity than its 100-Watt incandescent equivalent, using only an estimated yearly energy cost of $2.77.