Lamps with Human Centric Lighting technology. Product features: Adjustable color temperature via Tunable White: 2,200 to 5,000 K. Controllable through the LEDVANCE SMART+ WiFi app (requires at least Android 4.4 or iOS 9.0). Control via Google Assistant or Amazon Alexa is possible. Dimmable. Innovative full-spectrum SunLike LEDs with CRI 95. SunLike LEDs with reduced blue light content in the LED spectrum. Innovative lamp coating against household germs and odors. Automatic biorhythm function. Product benefits: Enhance concentration and efficiency. Improve overall activity levels and alertness during the day. Improve sleep rhythm and intensity. Enhance visual comfort. Improved level of clean air safety through the elimination of household germs and unpleasant odors. Easy installation and use. Contains no mercury. Application areas: For indoor use. Technical specifications: Control via app or voice control requires a compatible smart home system. A smartphone or tablet is needed to control via the LEDVANCE SMART+ WiFi app.