Feit Electric Conserv-Energy Dimmable BR40 LED 19 Watt Flood Light Bulb - 100 Watt Equivalent Replacement No waiting for the light to brighten. This LED light bulb instantly comes on. No running to the store to buy a replacement light bulb. This LED bulb is long lasting (*22 years and Up to 25,000 Hours). Saves Money and Energy Star- This LED bulb costs only $2.29/yr since it uses only 19W but is equivalent to a 100W bulb. Environmentally Friendly - this light bulb is mercury free. Fully dimmable and provides true and natural color.