App-controlled set of 3: LED recessed ceiling light Smart Downlight, CCT With the free Calex app, the Smart Downlight LED recessed ceiling light can be conveniently controlled from the sofa via a WLAN connection. This smart home recessed light, which is offered here in a set of 3, can also be controlled using voice commands. This is possible with the Google Assistant, Amazon Alexa and Siri Shortcuts, allowing the colour temperature to be set separately for each light (2,700 K - 6,500 K). It is also possible to continuously dimm the intensity of the light generated by the integrated LEDs. Timers and predefined light scenes can also be set. The housing of the Smart Downlight is made of plastic, while the LEDs are protected by a glass pane. Technical features / compatibility - Beam angle 90°, swivelling range 20° - Controllable via Calex app (free for Android and iOS) - Adjustable white light: warm white (2,700 K) - daylight (6,500 K) - Timer and predefined scenes can be set via app - Voice control possible with Amazon Alexa, Google Assistant and Siri Shortcuts - Dimmable via app or voice command - WiFi 2.4 GHz