First Alert BRK 7010B Hardwire Smoke Alarm with Photoelectric Sensor and Battery Backup
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<b>[Product Information]</b><br>
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<li>120-volt hardwire smoke alarm with photoelectric sensor and battery backup</li>
<li>Features convenient 9 volt battery backup, silence/test button, dust cover, 85-decibel alarm</li>
<li>Inter-connectable with BRK and First Alert hardwired smoke and carbon monoxide alarms</li>
<li>Intuitive latching alarm indicator identifies which unit triggered alarm</li>
<li>Backed by 10-year limited warranty and tested to meet UL 217 standards</li>
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