The First Alert Z-Wave FSMCO410BX is part of the Smoke & Carbon Monoxide Detectors test program at Consumer Reports. In our lab tests, Combination Smoke & Carbon Monoxide Detector models like the ...

During testing, the First Alert smoke detector was slightly slower to respond to smoke than the pricier models we tested. It took about 20 seconds to sound an alarm once we released our test smoke.

Add Yahoo as a preferred source to see more of our stories on Google. Properly installed smoke detectors are often the first line of defense against a house fire, keeping the homeowner informed and ...

New First Alert Smart Smoke & CO Alarm compatible with Google Home ecosystem and designed for seamless integration with Nest Protect Smart Smoke & CO Alarm Experience ...