Ceiling lights with Human Centric Lighting technology. Product features: Automatic biorhythm function. Innovative full-spectrum SunLike LEDs with CRI95. SunLike LEDs with reduced blue light content in the LED spectrum. Innovative luminaire coating against household germs and odors. Can be controlled via LEDVANCE SMART+ WiFi app (with at least AndroidT¿ 4.4 or iOS 10.0). Can be controlled via Google Assistant or Amazon Alexa. Color temperature adjustable via Tunable White: 2,200-5,000 K. Dimmable. Product advantages: Adapts the light to your biorhythm: the right light at the right time. Enables increased concentration and efficiency. Improves general activity levels and alertness during the day. Improves sleep rhythm and intensity. Improves visual comfort. Improved level of clean air safety by killing household germs and bad odors. Homogeneous light distribution. Simple and quick installation. Areas of application: Indoor applications. Kitchen, living room, children's room or study. Technical equipment: Complete installation and connection accessories included. Control via app or voice control requires a compatible smart home system. A smartphone or tablet is required for control via LEDVANCE SMART + WiFi app.