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First Alert Hardwired Ionization Sensor Smoke Detector in the Smoke Detectors department at Lowes.com
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Kidde 10 Year Worry-Free Sealed Battery Smoke Detector with Photoelectric Sensor and Voice Alarm 21029620 - The Home Depot
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Siterlink Smoke Detector Carbon Monoxide Detector Combo with Voice Alert, Dual Sensor Fire and CO Alarm with LED Light and Test Button, Auto Check, Battery Operated, UL 217 & UL 2034 Standards,
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