First Alert SM210L Smoke Alarm
Best dependable protection for straightforward home safety needs.
This smoke alarm offers a decade of peace of mind with its sealed battery and advanced sensor that reduces nuisance alarms. The integrated path light is a thoughtful addition for nighttime emergencies, making escape clearer.
$34.95
at
Smokealert
More SM210 Series options
Who it's for
- Homeowners seeking maintenance-free fire safety
- Residents prioritizing early detection of common household fires
- DIYers and individuals wanting hassle-free safety upgrades
Who should skip it
- Consumers desiring comprehensive smoke and CO protection
- Environmentally conscious buyers or those preferring replaceable batteries
- Users seeking dual-sensor or ionization detection for all fire types
Performance breakdown
Maintenance Freedom
The sealed 10-year battery eliminates the hassle of annual replacements.
Emergency Visibility
Integrated path lighting provides crucial guidance during low-visibility smoke events.
Nuisance Alarm Reduction
Precision detection technology effectively filters out common kitchen-related false triggers.
Installation Simplicity
Straightforward mounting hardware makes setup quick for any DIYer.
System Integration
Standalone operation lacks the safety benefits of interconnected smart home systems.
Detection Versatility
Photoelectric sensor excels at smoldering fires but misses carbon monoxide threats.
Key Specs
Detection Technology
Photoelectric
Power Source
Battery Operated
Connectivity Type
None
Carbon Monoxide Detection
No
Interconnectivity Type
Standalone
Alarm Type
Smoke Alarm
Battery Type
Lithium (Sealed)
Battery Life
10 years
Sensor Life
10 years
Mounting Type
Ceiling Mount, Wall Mount
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