First Alert AC Plug-In Carbon Monoxide Alarm

The First Alert AC plug-in carbon monoxide alarm utilizes an advanced electrochemical carbon monoxide sensor to provide continuous monitoring and protection against dangerous carbon monoxide levels. Designed for convenient operation, this alarm plugs directly into any standard 120 V AC electrical wall outlet without requiring additional mounting hardware. Equipped with an 85 dB audible alarm, this unit clearly alerts occupants when elevated carbon monoxide levels are detected. It features a convenient mute and test button to silence false alarms and verify operational status, along with an end-of-life timer to signal when replacement is needed.