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First Alert

First Alert 10-Year Battery 2-in-1 Combination Smoke & Carbon Monoxide Alarm

First Alert 10-Year Battery 2-in-1 Combination Smoke & Carbon Monoxide Alarm
First Alert 10-Year Battery 2-in-1 Combination Smoke & Carbon Monoxide Alarm
First Alert 10-Year Battery 2-in-1 Combination Smoke & Carbon Monoxide Alarm
First Alert 10-Year Battery 2-in-1 Combination Smoke & Carbon Monoxide Alarm
First Alert 10-Year Battery 2-in-1 Combination Smoke & Carbon Monoxide Alarm
First Alert 10-Year Battery 2-in-1 Combination Smoke & Carbon Monoxide Alarm
First Alert 10-Year Battery 2-in-1 Combination Smoke & Carbon Monoxide Alarm
First Alert 10-Year Battery 2-in-1 Combination Smoke & Carbon Monoxide Alarm
First Alert 10-Year Battery 2-in-1 Combination Smoke & Carbon Monoxide Alarm
First Alert 10-Year Battery 2-in-1 Combination Smoke & Carbon Monoxide Alarm
First Alert 10-Year Battery 2-in-1 Combination Smoke & Carbon Monoxide Alarm
First Alert 10-Year Battery 2-in-1 Combination Smoke & Carbon Monoxide Alarm
First Alert 10-Year Battery 2-in-1 Combination Smoke & Carbon Monoxide Alarm
First Alert 10-Year Battery 2-in-1 Combination Smoke & Carbon Monoxide Alarm



  • 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
  • 10-Year sealed battery eliminates battery replacements and low battery chirps for the life of the alarm
  • Slim profile design is half the depth of a standard detector
  • End-of-life warning lets you know when it’s time to replace the alarm
  • Test/silence button for efficient testing to ensure the detector is working properly