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Kidde 10 Year Worry-Free Sealed Battery Smoke Detector with Intelligent and Wire-Free Voice Interconnect (2-Pack) 21028749 - The Home Depot
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Jemay 2-in-1 Smoke and Heat Detector Battery Operated Alarm,Non-Disturb Mode Smoke Alarm,10-Year Battery Sealed (Non-Removable) Smoke Detector, Photoelectric Sensor Alarm for Garage,Car, 2 Pack - Amazon.com
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