First Alert hardwired smoke alarm with battery backup
Hardwired smoke alarm with battery backup, featuring a single button silence/test and loud 85dB alarm. Easy installation and replacement noted by customers
Highlights
- battery backup keeps function during outages
- tamper resistant locking pins
- easy installation and replacement
Pros
- 120-volt AC with battery backup
- tamper resistant locking pins
- ease of installation
- simple wiring process
- reliable alarm functionality
Cons
- mixed value for money
- no price-specific information
- limited customer insight on lifespan
Best For
Features
- Hardwired 120-Volt AC power with 9-Volt battery backup included
- Tamper resistant locking pins for added security
- Single button for silence and test; loud 85dB alarm
- Imported unit with continuous operation during power outages
