First Alert C05120BN Carbon Monoxide Alarm, 120 Volt, 8"

Highlights:          

• For bedroom, hall, basement
• 120V AC 60 HZ
• Intelligent sensor reduces nuisance alarms
• 2 silence features low battery for up to 8 hours and nuisance alarms for up to 6 minutes
• Tin oxide sensor permanently stores highest c/o reading
• Automatically performs internal test
• Interconnect up to 18 units
• Quick connect plug with 8" pigtails
• Universal mounting bracket with screw slots
• Quick Plug-In Power Connector
• 120 VAC; Interconnectable
• Latching Alarm Indicator
• Smart Inerconnect
• Battery Drawer Lock
• Mounting Bracket Lock
• Swing-Open Battery Door
• Battery Back-Up
• Silence Feature
• AC Power Indicator
• Alarm Indicator Light
• Test/Silence Button
• Low Battery Warning "Chirp"
• Missing Battery Tab
• 9V Battery Included 

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Returns accepted within 30 days by mail. Return shipping is paid by the customer. See our refund policy.