Designed to help promote household safety, the First Alert Hardwired 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.
Main Features
Two silence features - temporarily silence unwanted nuisance alarms and low battery
Two latching features: alarm latch to easily identify initiating alarm after alarm condition has subsided
Low battery latch: to visually identify which unit is in low battery condition
