First Alert SC9120BA Hardwire Combination Carbon Monoxide and Smoke Alarm

Ensure your home’s safety with the First Alert SC9120BA Hardwire Combination Carbon Monoxide and Smoke Alarm. This dual-function alarm provides reliable detection of both smoke and carbon monoxide, offering comprehensive protection in one unit. It features an electrochemical CO sensor and a photoelectric smoke sensor for enhanced accuracy and early warning. The hardwired installation with battery backup ensures continuous operation, even during power outages. With its easy-to-install design, test/silence button, and interconnectivity with other compatible alarms, the First Alert SC9120BA is a trusted choice for safeguarding your family and home.