Everytime someone unknown rings at your front door (while Ring to Open is not running and the door is not automatically opened) blink your Hue lights to get a silent notification.
Explore more great ways to automate Philips Hue and Nuki Opener
Everytime someone unknown rings at your front door (while Ring to Open is not running and the door is not automatically opened) blink your Hue lights to get a silent notification.
Explore more great ways to automate Philips Hue and Nuki Opener