Ionization smoke alarms use a battery and two metal plates ... Simple wireless smoke detectors, like First Alert’s wireless smoke alarm, use wireless tech to interconnect.

The First Alert SM500V Interconnected Battery-Operated Smoke Alarm with Voice Alerts ... the distinction between photoelectric alarms and ionization alarms, which were the two styles of alarm ...

Runner up: First Alert PRC710 Combination Smoke and ... recommends photoelectric smoke detectors over ionization options. According to their website, the increase in the use of photoelectric ...

First, get a dual alarm with sensors for both fast-moving (ionization ... The companies First Alert and Kidde make many smoke ...

First Alert, America’s most trusted fire safety brand*, is partnering with America’s volunteer first responders to sound the alarm on the importance of updated smoke alarm standards.

Similarly, if the carbon monoxide detector is beeping, then you should first ... less-sensitive smoke detector. Generally, there are two primary types of smoke detectors: an ionization smoke ...