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First Alert Smart Onelink Smoke + CO Alarm - Hardwired (1042135) - YouTube
FIRST ALERT 1042135 102285356 | Outdoor Supply Hardware
First Alert 10-Year Battery Hardwired Smart Combination Smoke and Carbon Monoxide Detector with Voice Alert in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com
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First Alert 1042135 2 In 1 Smart Smoke & Carbon Monoxide Alarm Hardwired w/10-Year Battery Backup: Fire & Smoke Alarms & Accessories (029054020321-1)