Smart ceiling lights with main light and WiFi technology. Product features: Can be controlled via the 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: 3,000.6,500 K. Dimmable. Network protocol: WiFi. Product advantages: Simple and quick installation. Areas of application: Indoor applications. Kitchen, living room, children's room or study. Technical equipment: Support bracket included. Includes mounting screws and dowels. Control via app or voice control requires a compatible smart home system. A smartphone or tablet is required for control via the LEDVANCE SMART + WiFi app.