First Alert Ac Hardwired Ionization Sensor Smoke Detector

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Hardwired ionization smoke alarm with 9 Volt battery back up and adapter plugs
Battery backup provides consistent protection for added safety during power outages
Smart technology helps to reduce the number of nuisance alarms

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120 Volt AC ionization smoke alarm with 9 V battery backup. First Alert hardwired alarms can be interconnected with up to eleven additional BRK and First Alert hardwired smoke or CO alarms and six compatible devices.

Hardwired ionization smoke alarm with 9 Volt battery back up and adapter plugs
Battery backup provides consistent protection for added safety during power outages
Smart technology helps to reduce the number of nuisance alarms
Latching alarm indicator remembers which unit initiated an alarm
Perfect mount - allows for easy alignment of alarm
Single button test/silence helps to ensure your alarm is working properly
Includes adapter plugs to easily replace existing alarms without rewiring
10 year warranty