SilverCrest Smart Button
Model HG08164 manufactured by Lidl
Zigbee ID: _TZ3000_rco1yzb1 | TS004F
Confirmed working with
If the device is following Zigbee standards it is possible it will work with other gateway solutions, it is just not confirmed as working yet!
Pairing Instructions
Press connection button for 6 sec. to get to pairing mode. A LED at the front indicates pairing mode by blinking white.
ZHA
In ZHA it only shows a switch, which is turned off when double clicked and turned on when single clicked.
Workaround is available, works fine after manual configuration: https://community.home-assistant.io/t/silver-crest-lidl-smart-button/436342/8