ecoBright 20W LED Light Bulb [2018 new model] 2500lm , 3000K Warm White (non-dimmable) Industrial Grade Quality. Honest Lumen Rating. Replaces 150W conventional bulb. High Color Rendering Index: 90. Highest in the industry Power Factor: 0.98. Our LED Light bulbs are not only good for your pocket, but for the environment too. NON-DIMMABLE, not for use with dimmers. Requires at least 100V. May not work on dimmer even at full power. 40000 Hours Lifetime. Unlike many other vendors we only use branded high quality LED diodes in our bulbs.