Philips energy saving PAR16 Medium LED (light emitting diode), 40-degree spotlight Floodlight Glass Light Bulbs provide 400 lumens of bright white, dimmable light, equivalent to 50-watt incandescent with 80% less energy use. PAR16 is an energy saving alternative to standard incandescent bulb with a classic glass design. Ideal for use in recessed and track light fixtures. Provides a wide beam of bright, white light for general purpose lighting. California Title 20 compliant. Delivers high CRI (color rendering index) for showing colors naturally and vividly. Philips LED dimming is flicker-free, silent, and tested to work with more dimmer switches than any other LED on the market. PAR16 Philips LEDs are expected to deliver a lifetime of up to 22.8 years. This product comes with an E26 medium base.