Enjoy all the benefits of advanced LED energy-saving technology with the Feit Electric BP40T8N/SU/LED 40 W T8 LED light bulb with Intermediate E17 base. This 3000 K warm white light is non-dimmable and will replace 40 W equivalent incandescent bulb. It produces a similar light output (270 lumens), uses 3.5 W of electricity and up to 91% less energy than a standard incandescent light bulb. Get instant on to full brightness with relatively cool running performance. Feit Electric T8 bulbs have an average life of 15,000 hr/13.7 years are RoHS compliant and are 100% mercury-free. Choose a dependable desk lamp bulb for residential or commercial applications.