“This First Alert hardwired smoke detector is equipped with an ionization sensor to reliably detect smoke from fast-flaming fires ... boasting separate flash patterns to distinguish between ...

First Alert ... Hardwired Dual Sensor Smoke Detector (Update: Out of Stock): Lowest overall performance detecting a slow-smoldering fire, taking 83 seconds. Second-lowest performance detecting a ...

The best smoke ... hardwired model can connect up to 18 detectors, and if you do use this interconnectivity, all detectors will blink in unison. The quick-connect wiring makes the First Alert ...

Previously a contributor to Wirecutter, Wired, Dwell, and US News. Life safety manufacturer First Alert launched a new line of smart smoke and carbon monoxide alarms this week that will work with ...