First Alert CO615 Dual-Power Carbon Monoxide Plug-In Alarm with Battery Backup and Digital Display
[Product Information]
120v Ac Plug-in Alarm
Test/silence Button
End-of-life Timer
7-year Limited Warranty
Battery Backup
Dual Power (plug in/electric and front load battery) ensures continuous protection to make certain the alarm will work at all times, even during power outages
Peak Level feature displays the highest concentration of carbon monoxide measured since the unit was last reset