Kidde i12040 Hardwired Smoke Alarm with Battery Backup and Smart Hush
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<b>[Product Information]</b><br>
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<li>Hush feature temporarily silences nuisance alarms</li>
<li>One touch test button tests unit's electronic circuitry</li>
<li>9V Battery Backup (included).</li>
<li>Tamper resist locking pin helps deter alarm tampering and theft</li>
<li>Kidde smoke alarms meet the UL requirements</li>
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