First Alert Combination Smoke & Carbon Monoxide Alarm, Battery Operated Detector with Test & Silence Button, SMCO100, 1-Pack,White

• First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency

• Provides reliable 2-in-1 protection against both smoke and carbon monoxide

• Battery-operated alarm allows for easy installation and maintenance

• Test/silence button for efficient testing to ensure alarm is working properly

• End-of-life warning lets you know when it’s time to replace the alarm