Philips EcoVantage 39-Watt PAR20 spot light bulb is ideal for use in living rooms, bedrooms, hallways, bathrooms, dining rooms, offices, kitchens. Philips EcoVantage bulbs are a bright, energy saving alternative to standard incandescent light bulbs. It provides a bright, white wide beam of light which is ideal for general room, accenting art and architecture, as well as enhancing your outdoor landscaping. They reduce energy consumption without sacrificing the qualities of a traditional bulb and produce high quality light more efficiently. Fully dimmable, this energy saving household light bulb contains no mercury and replaces your current 50-Watt incandescent, saving you up to 28% in energy costs. Use them in your existing fixtures just as you would standard incandescent and your home will look great while you save energy