433MHz Wireless Smoke Detector Fire Security Alarm Protection Smart Sensor for Smart Home Automation Works with Sonoff RF Bridge

433MHz Wireless Smoke Detector Fire Sensor

Please note that the smoke detector need to connect 433mhz, EV1527 alarm host successful that can be control by mobile phone(APP)/remote controller.

You can use it connect with Sonoff RF Bridge,like below picture show.

Smoke sensor works with Sonoff RF Bridge