First Alert Carbon Monoxide Plug-In Alarm with Battery Backup, 3 Pack First Alert

Size: 3 Pack1 Pack6 PackStyle: Plug in Alarm with Battery BackupPlug in AlarmPlug in Alarm with Digital Display See More Choice
  • Plugs into any outlet and features battery backup for continuous monitoring of CO levels
  • Loud 85-decibel alarm sounds when CO levels are elevated
  • Single test/silence button for simple operation
  • 7-year Limited Warranty
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