First Alert BRK 7020B Hardwire Photoelectric Sensor Smoke Alarm with Battery Backup and Escape Light
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<b>[Product Information]</b><br>
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<li>120-volt hardwire smoke alarm with photoelectric sensor, battery backup, and escape light</li>
<li>Inter-connectable with BRK and First Alert hardwired smoke and carbon monoxide alarms</li>
<li>Features silence/test button and power indicator</li>
<li>85-decibel alarm; quick connect harness</li>
<li>9-volt battery included; 10-year limited warranty</li>
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