SMOOTH DIMMING: Adjust the light in your home with less guesswork, easily customize the LED bulbs among five shade preferences ranging from Soft White (2700K) to Daylight (5000K) EYECOMFORT TECHNOLOGY: Our LED lights are designed to ensure eye comfort, meeting our strict criteria for EyeComfort—a standard we developed to measure key factors that impact the comfort of your eyes ENERGY-EFFICIENT LIGHT BULBS: We are committed to energy-saving LED and optics technology to enjoy natural lighting indoors, and also sustainability by reducing plastic waste in our packaging LONG-LASTING: Enjoy long-lasting beautiful light with interior dimmable LED light bulbs, for up to 15,000 hours or up to 15 years with an average use of 3 hours a day FLICKER FREE LED BULBS: Enjoy the energy-savings and beautiful light of Philips LED dimmable bulbs and save over 85% on your energy usage* UNIT COUNT: 4.0