Globe Electric 91415 DuoBright Recessed Light, 4", White With health and wellness at the forefront of our collective consciousness, Globe Electric created patented technology that directly benefits your circadian rhythm. Introducing the DuoBright product range, the latest technology to offer lighting products that change color temperature as they dim. Use a traditional dimmer switch (sold separately) to transition from a bright-white morning light to a relaxing sunset glow, and everything in-between. Choose the ideal light to correspond with the time of day to trigger the natural hormone responses of your circadian rhythm. A bright white 5000-kelvin light boosts energy and reduces eye strain. Choose a 3000-kelvin light for regular, everyday use. In the evening, dim to a soft soothing sunset glow for effortless relaxation, promoting your body's natural melatonin production, resulting in a deeper and more restful sleep. Perfect for every room, you can choose between bulbs and light fixtures for your kitchen, dining room, bathroom, living room, office or bedroom to create the ideal lighting ambiance and to reap the health benefits of listening to what your body needs and taking control of your lighting. Features ENHANCE YOUR LIFE: with full spectrum color control, patented DuoBright technology lets you customize the mood of your home, transitioning from daylight to sunset glow using your existing dimmers (dimmer switch sold separately) FOCUS: at 100% brightness, a bright white 5000-kelvin light provides the greatest contrast among colors to keep you alert and productive - perfect for reading, working, applying makeup, and other activities requiring close attention to detail COMFORT: at 100% brightness, a soft and warm 3000-kelvin light provides a sense of well-being and creates an inviting space - the perfect light for normal daytime use RELAX: brightness is reduced, creating an intimate and cozy atmosphere with a warm dim from 3000-kelvin to 2000-kelvin light that's ideal for watching a movie or relaxing before bedtime - easily create the perfect atmosphere by dimming your light to as low as 5% brightness PATENTED DUOBRIGHT TECHNOLOGY: with dimming technology that utilizes different color temperatures, you can follow your circadian rhythm to have the perfect light and feel for any time of the day, helping to alleviate stress and amplify energy levels like never before USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.