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Kidde P12040 Photoelectric Hardwire Smoke Alarm with Battery Backup, InterconnectableShop Smoke Alarms, Carbon Monoxide Detectors, Combo Alarms, Fire Extinguishers - By Kidde
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SITERWELL Photoelectric Smoke Detector, 10 Year Smoke Alarm, Fire Detector with Low Battery and Fault Warning, GS526A, 1 Pack - Walmart.com
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