First Alert Smoke and Carbon Monoxide Alarm with Slim Profile
✅ Memory Function Retains Settings
✅ LED Indicator Shows System Status
🛍️ Activate Your Security System
The First Alert SMCO210 10 year sealed battery combination smoke and carbon monoxide alarm with sleek profile design uses First Alert’s precision detection advanced sensing technology and meets new industry standards. This 2-in-1 alarm provides convenient protection against both fire and carbon monoxide (CO). Also equipped with a 10 year sealed battery to eliminate the need for battery replacements and low battery chirps.






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