We spoke to a fire safety expert and weighed the pros and cons of cost, reliability and installation of hardwired smoke alarms versus battery-operated. Here’s everything you need to know.

The best smoke detectors quickly and reliably detect fire and carbon monoxide to alert you to potential danger. As a residential carpenter, I've installed plenty of hardwired and battery-powered ...

The second-generation Onelink Smart Smoke + Carbon Monoxide alarm comes in battery and hardwired models. Similar to the Nest Protect, the Onelink will not only sound an alarm, but also specify the ...

Top Pick: First Alert 9120LBLA Hardwire Smoke Alarm Top Pick with CO Alarm: First Alert SCO5RVA Battery-Operated Combination Carbon Monoxide and Smoke Alarm What We Think of the First Alert ...

The First Alert Smart Smoke & CO Alarm is available as battery or hardwire options, and will be available in the US and Canada in the next few months. It’s expected to be priced at $129.99.