"Enjoy all the benefits of advanced LED energy-saving technology with the Feit Electric EFC/300/LED/COLD 40W ColdStart Flame Tip LED Light Bulb. This 3000K warm white light is dimmable and will replace a 40-watt equivalent incandescent bulb. It produces a similar light output (300 lumens), uses 4.8 watts of energy and up to 88% less energy than a standard incandescent light bulb. Get instant on to full brightness in sub-zero temperatures (-40F) with relatively cool running performance. Feit Electric Coldstart bulbs have an average life of 25,000 hours / 22.8 years are RoHS compliant and 100% mercury free. Choose a dependable accent and decorative bulb for residential or commercial applications."