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First Alert 10-Year Battery-Operated Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com
First Alert PRC710 10-Year Sealed Battery Combo Photoelectric Smoke & CO Alarm
Kidde Fire 21010408-N :: Smoke & Carbon Monoxide Alarm, Battery Backup :: PLATT ELECTRIC SUPPLY