https://www.thethingsnetwork.org/device-repository/devices/netvox/ra02a/
RA02A - Wireless Smoke Detector | Device Repository for LoRaWAN
RA02A is a high reliability wireless control alarm device that detects the concentration of smoke in the air and sends a warning tone. It is a wireless...
smoke detector devicewireless
https://www.thethingsnetwork.org/device-repository/devices/yobiiq/sd-1001/
SD1001 - Smoke Detector | Device Repository for LoRaWAN
Interconnectable Smoke Detector
smoke detector devicelorawan