Our Color Select indoor LED down light bulbs offer outstanding energy efficiency, long-lasting performance and just-right brightness, all in one package. Unlike CFL bulbs, our LED bulbs feature instant full brightness and are free of Mercury. It’s great for frequently used fixtures — our LED's long life and low energy use will help you save money on energy. Choose between multiple color temperatures for your space including soft white, warm white, cool white, daylight, or cool daylight. This recessed downlight with a medium E26 plug base is dimmable and works with most dimmer switches. The indoor floodlight fits 5inch or 6inch fixtures. Rated to last 50,000 hours (45 year life) based on 3 hours per day use.