Philips 17-Watt Energy Saving LED A19 household light can replace your 75-Watt incandescent A21, saving you up to dollar 159.50 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 * A21 shape, Medium Base. Life: 22.8 years