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Philips 8-Watt Energy Saving LED A19 household light can replace your 40-Watt incandescent A19, saving you up to dollar 88 in energy costs Ideal for use in kitchens, living rooms, bedrooms and hallways in your table and floor lamps, pendant fixtures or ceiling fixtures Instant-on and will not fade fabrics or colors ENERGY STAR certified and fully dimmable - Dims just like an incandescent bulb Medium base A19 household lasts at least 22.8 years and contains no mercury