Google Nest Protect

X-Sense XC01-M Link+ Pro CO Sensor

X-Sense SD11

Hikvision DS-PDSMK-S-WE - rechargeable battery - 3 V - 10.2 cm - 35 mm - 125 g - -10 - 60 °C

Google Nest Protect

Pentatech RA 260

Abus RWM150

Abus RWM165

Tellur Smart WiFi Smoke and CO Sensor white

Aqara Water leak detector

Csdk SL Temperature, smoke, and CO detector with replacable batteries

Shelly CNG gas

Homematic IP Smoke alarms with Q-label

Shelly Plus Smoke Alarm

Gira Basic Q