Photo 1 of 120-Volt AC Hardwired Combination Smoke and Carbon Monoxide Alarm with Battery Backup Contractor (6-Pack)

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Photo 1 of 120-Volt AC Hardwired Combination Smoke and Carbon Monoxide Alarm with Battery Backup Contractor (6-Pack)Photo 2 of 120-Volt AC Hardwired Combination Smoke and Carbon Monoxide Alarm with Battery Backup Contractor (6-Pack)