Photo 1 of Ecoey Carbon Monoxide Detectors, 10-Year CO Detector with Human Alarm Sounds and Test Button, Carbon Monoxide Alarm with Electrochemical Technology and Low Battery Signal for Home, FJ127, 4 Packs

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Photo 1 of Ecoey Carbon Monoxide Detectors, 10-Year CO Detector with Human Alarm Sounds and Test Button, Carbon Monoxide Alarm with Electrochemical Technology and Low Battery Signal for Home, FJ127, 4 PacksPhoto 2 of Ecoey Carbon Monoxide Detectors, 10-Year CO Detector with Human Alarm Sounds and Test Button, Carbon Monoxide Alarm with Electrochemical Technology and Low Battery Signal for Home, FJ127, 4 Packs