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First Alert Plug-In 120V Photoelectric Smoke Alarm with Battery Back-Up
$281.25 TTD
Smoke alarm with battery back-up.
- Features a photoelectric sensor, which is more effective at detecting smoldering fires that smolder for hours before bursting into flame.
- 120V (volt) AC (alternating current) inter-connectable (with maximum 11 compatible devices).
- Power indicators show which unit in the series initiated the alarm.
- Quick plug-in power connector for easy installation.
- 9V battery back-up for peace of mind during power malfunction.
- Single test/silence button which both silences a nonthreatening alarm or low battery warning and allows you to test the unit’s functionality.
- Locking feature for tamper resistance.
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