First Alert CO detector with hardwired power
Hardwired carbon monoxide alarm with battery backup for home use. Easy installation noted by customers and reliable functionality, though lifespan varies. Provides an electrochemical sensor for CO detection
Highlights
- hardwired with battery backup
- electrochemical CO sensing
- easy to install
Pros
- easy installation
- electrochemical sensor
- hardwired with battery backup
- reliable functionality
Cons
- lifespan varies among users
- chirp frequency issues reported
Best For
Features
- Hardwired 120-volt carbon monoxide alarm with direct home electrical connection
- Electrochemical sensor for accurate carbon monoxide detection
- Microprocessor-controlled design to reduce nuisance alarms
