First Alert Battery-Powered Ionization Smoke/Fire Detector 12 pk - Total Qty: 1; Each Pack, Count of: 1 - Kroger
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First Alert SCO2B Battery Operated Smoke & Carbon Monoxide Combo Alarm: Carbon Monoxide & Smoke Detectors (029054000897-2)
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First Alert Hard-Wired w/Battery Back-up Electrochemical/Ionization Smoke and Carbon Monoxide Detector - Walmart.com
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