First Alert CO400 Battery Powered Carbon Monoxide Alarm, 2-Pack

First Alert CO400 Battery Powered Carbon Monoxide Alarm, 2-Pack Review

First Alert CO400 Battery Powered Carbon Monoxide Alarm, 2-Pack Feature

• 2-Pack battery-operated carbon monoxide alarm with modern, compact design with no installation required
• Uses electrochemical carbon monoxide sensor-the most accurate technology available
• Simple to use silence/test button; low battery warning; end-of-life timer and loud 85-Decibel alarm
• Convenient front battery access for easy replacement with 4 AA batteries included
• 5-Year limited warranty

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