Smoke & Carbon Monoxide Detectors

Battery operated ionization smoke alarm with test button, 9 V battery included. Ionization smoke sensors are generally more sensitive at detecting small particles, which tend to be produced in greater amounts by flaming fires. Beeping signal warns when the battery needs replacing. Hinged cover for easy battery replacement.

Ensure your family’s safety with the First Alert CO410 Carbon Monoxide Alarm, designed with a sleek digital display and battery-powered reliability. Featuring an advanced electrochemical sensor for accurate CO detection, a loud 85-decibel alarm, and easy installation with no wiring required, this compact device offers round-the-clock protection—even during power outages. Perfect for homes, apartments, and rental units.