Designed to help promote household safety, the First Alert Hardwired Ionization Smoke Alarm with Battery Backup can provide early warning of fire. This hardwired smoke detector uses an ionization smoke sensor to reliably detect smoke from hot, fast-flaming fires.

Promote greater fire safety with the First Alert 7010B Hardwired Photoelectric Smoke Alarm with Battery Backup. This hardwired smoke detector uses a photoelectric smoke sensor to reliably detect smoke produced by smoldering fires, helping give you and your family a …

Using a 9-volt backup battery, the smoke and carbon monoxide detector can function even in the event of a power outage. Additionally, the Co smoke alarm features a single test and silence button, as well as indicator lights that let you know whether the …

Help protect your home with First Alert's hardwired combination smoke and carbon monoxide alarm with battery backup for continuous protection during power outages. View now.

Jan 16, 2007 · This 120VAC hardwired wireless detector with battery backup integrates single alarms into a system. By adding Wireless Interconnect battery powered alarms elsewhere, when one alarm sounds, all alarms will be notified.

Jun 1, 2006 · Promote greater household safety with the First Alert 9120BFF Hardwired Smoke Alarm with Battery Backup. This 120 volt AC smoke detector uses an ionization smoke sensor to reliably detect smoke from hot, fast flaming fires and alerts you with a loud 85 decibel alarm.

Jan 1, 2008 · This 6 pack of First Alert hardwired smoke alarms includes a 9 volt battery backup that continues to protect you in the event of a power failure. The detector features an ionization sensor for detection of smoke and fast flaming fires, as well as a loud, 85 decibel alarm.

First Alert Hardwired Alarms plug into your home's preexisting system. Easy install smoke detectors hardwired come equipped with a battery backup and interconnected feature that enhances peace of mind.

The First Alert® Hardwired Dual Sensor Smoke Alarm with Battery Backup is designed to provide peace of mind. The photoelectric and ionization sensors alert you to both smoldering and fast-flaming fires, offering comprehensive detection and early warning.