X-Sense XS03-iWX ProConnected Smoke Alarm

https://youtu.be/jYKAZVy1Hzo

X-Sense XS03-iWX Smart Smoke Detector, Photoelectric Sensor Fire Smoke Alarm with Wireless Interconnection, Silence Button & Replaceable Lithium Battery, Requires X-Sense SBS10 Base Station (Amazon Affiliate)
US: https://amzn.to/3Ho27Io