First Alert hardwired smoke and CO detector with battery backup
Hardwired smoke and carbon monoxide alarm with battery backup for continuous monitoring and an audible 85 dB siren. Easy replacement for older units; tests and ventilation indicators help verify status
Highlights
- combines CO and smoke detection
- battery backup for power outages
- indicator lights and loud siren
Pros
- hardwired with battery backup
- electrochemical CO sensing and ionization smoke sensor
- face indicator lights for smoke/CO
- 85 dB loud warning
Cons
- mixed experiences with battery life
- some units arrive with dead batteries
Best For
Features
- Hardwired smoke and carbon monoxide alarm with battery backup for continuous monitoring
- Equipped with electrochemical CO sensing and ionization smoke sensor
- Front-face indicator lights show smoke or CO presence with an 85 dB siren
- Interconnects with other BRK/First Alert detectors to sounding alerts simultaneously
- Simple operation with a single test/silence button
