Photo 1 of First Alert SMCO100 Battery-Operated Combination Smoke & Carbon Monoxide Alarm - 3 Pack Three Standard Profile with Audible Alert 2nd Generation

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Photo 1 of First Alert SMCO100 Battery-Operated Combination Smoke & Carbon Monoxide Alarm - 3 Pack Three Standard Profile with Audible Alert 2nd GenerationPhoto 2 of First Alert SMCO100 Battery-Operated Combination Smoke & Carbon Monoxide Alarm - 3 Pack Three Standard Profile with Audible Alert 2nd Generation