Automatically simulates properties of natural daylight. Designed to help reduce eye strain. The right light for the time of day Tracks the color temperature and brightness of the daylight where you live. Heat Pipe technology keeps six high-power LEDs cool enough to protect light quality for 60 years. Powerful light (over 1000 Lux), with glare protection and low optical flicker. Adjusts its light for your age, task and sleep times. Controlled by the Dyson Link app.