Philips A19 LED light bulbs with Warm Glow Effect provide 800 lumens of soft white light, equivalent to 60-Watt incandescents with 80% less energy use Warm Glow dimming offers flicker-free, silent dimming that works with more dimmer switches than any other LED on the market. The more you dim, the warmer the light--from 2700 to 2200 Kelvin just like traditional incandescent light bulbs Philips LEDs provide steady, natural lighting at 1/4 of the energy of incandescents, 1/2 the energy of halogens and with 10X and 4X the lifespan respectively The E26 medium base fits standard fixtures on pendant, vanity, and bare lamps, providing soft white light with warm dimming This 6-pack of A19 LEDs is expected to deliver a lifetime of up to 25,000 hours and over 20 years based on standard usage of three hours per day COMFORTABLE LIGHT: Our products meet strict test criteria including flicker, strobe, glare and color rendition to ensure they meet EyeComfort requirements. Switch to Philips LED, light that’s designed for the comfort of your eyes.