Energy saving 15 watt Indoor Compact Fluorescent (CFL) Reflector Floodlight Bulb provides a Kelvin temperature 2700 soft white light as bright as a similar size 65 watt incandescent reflector floodlight bulb, Using 75 percent less electricity than the incandescent bulb, the compact fluorescent reflector bulb provides 8,000 hours of reliable service, Not dimmable bulb is Energy Star Certified, SKU: SPRCH31384