Description
Plug it into an outlet near bedrooms or fuel-burning appliances. It’s a simple, inexpensive way to add CO protection.
Key specs
| Brand | First Alert |
|---|---|
| List price | $30 |
| Detects | CO |
| Power | Plug-in with battery backup |
What we like
- One-button simplicity
- Battery backup
What to consider
- CO only
Our pick for: Best plug-in CO alarm in The Best Smoke and Carbon Monoxide Alarms.
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