Find the image of your carbon monoxide detector below to view instructions on how to complete your battery replacement.
2GIG-CO3-345 Carbon Monoxide Detector:
Twist sensor counter-clockwise to remove from base, then remove and replace CR123A battery.
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Honeywell 5800CO Carbon Monoxide Detector:
Twist sensor counter-clockwise to remove from base, then remove and replace CR123A battery.
