Smoke Detectors & Fire Alarms - page 3

Heiman S1-M Matter Smart Smoke Detector

A Matter over Thread smoke alarm that alerts phones and triggers local automations without Wi-Fi. It needs a compatible Thread border router to do anything smart.

First Alert SM210 10-Year Photoelectric Smoke Detector

A slim battery smoke alarm with a long life sealed battery and a photoelectric sensor, so no yearly battery swaps. The listing gives no interconnect or mounting details, so it works as a stand-alone alarm.

Kidde 20SDR-VRF Battery Smoke Detector

Kidde made a battery smoke alarm that links wirelessly with other Kidde units, a good way to add interconnected detection where there is no wiring. It detects smoke only, not carbon monoxide.

BRK Electronics PR700B Smoke Detector