First Alert Carbon Monoxide Alarm, 9V Battery

First Alert Carbon Monoxide Alarm, 9V Battery

  • $18.99
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  • One mute button mutes unwanted alarms and tests alarm function
  • Front-open compartment allows easy battery change without dismounting alarm
  • Accurate electrochemical sensor for detecting carbon monoxide
  • Low battery signal mute quiets signal for up to 8 hours
  • End of life signal provides audible confirmation alarm needs to be replaced
  • 9V battery and user manual are included