Upgrade old incandescent bulbs to LED technology and get a bulb that gives you five white light choices with Feit Electric's Dimmable Selectable White 17.5-Watt A19 LED Light Bulbs. Install them just like any other bulb and select your preferred color temperature from a switch on the bulb, or select "switch" to toggle between color temperatures from your wall switch. Choose from 2700K/3000K/3500K/4000K/5000K for a wide range of Soft White to Daylight color temperature light. With these versatile bulbs, you never have to worry if you have the right color. Ideal for use in bedrooms, living rooms, kitchens, and offices, you can select the color temperature that looks best in any room for any mood. Get vibrant daylight light during the day to stay productive, then switch to warm light in the evening to relax. They last up to 25,000 hours, providing up to 22.8 years of reliable energy-efficient light.