Reduce eye strain with a lamp that tracks the color temperature and brightness of the daylight, adjusting to give you the right light for the right time of day. It provides an average 1,194-lux brightness, protects against glare and has low optical flicker; it also simulates the properties of natural daylight by changing its color temperature and brightness throughout the day. It reduces blue light in the evening hours, so that once you go to bed your sleep will be deep and restful. Plus, you can customize it via the Dyson Link app, so that it accommodates your age, your surrounding light conditions, your task and your wake-up times. 27 1/2" x 27 3/4" x 7 1/2" with 10' 6" cord 9.02 lb. Motion sensor switches light on when you're near and off once you've been away for five minutes Integrated USB-C charger keeps devices powered up Pre-set light modes include Relax, Study and Precision; there's also a Boost button for 20 minutes of higher intensity light Set light to brighten gradually at the time you wake up, creating a more natural wake-up environment Ambient light sensor gently adjusts light level to keep space at constant brightness Average lux level: 1,194 lux Heat Pipe technology efficiently cools the LEDs to protect light quality for 60 years with an LED-life calculation based on L70 measurement according to IEC 62717 at 8 hours of daily use. Real-life results may vary Color range: 2700-6500 kelvin Slide-touch dimming and color temperature controls 3 Axis Glide™ motion lets you precisely position light vertically, horizontally and through 360° Imported