First Alert Gas and Carbon Monoxide Alarm
Best multi-gas detector for homeowners seeking comprehensive safety and easy installation.
This plug-in sensor offers the rare peace of mind that comes from monitoring both carbon monoxide and explosive gases in one unit. You sacrifice the sleek, wireless aesthetic of battery-only models, but you gain the reliability of a constant power source and a clear digital readout.
$50.45
at
Amazon
Who it's for
- Homeowners seeking comprehensive protection against multiple invisible household threats
- Safety-conscious residents needing clear visibility in dark or dim areas
- Cautious buyers prioritizing proven reliability from a trusted industry leader
Who should skip it
- Budget-conscious shoppers looking for a permanent, one-time safety investment
- Precision-focused users requiring optimal sensor placement for specific gas types
- Sensitive households wanting to avoid frequent, unnecessary false alarm alerts
Performance breakdown
Multi-Gas Detection
Covers the critical trifecta of carbon monoxide, natural gas, and propane.
Installation Simplicity
Plug-in design makes setup effortless for any standard wall outlet.
Readability
Backlit digital display ensures clear visibility even in low-light conditions.
Reliability
Battery backup provides essential peace of mind during unexpected power outages.
Maintenance Awareness
End-of-life timer removes the guesswork from necessary device replacement.
Alert Accessibility
One-touch button simplifies testing and silencing for everyday household use.
Key Specs
Detection Type
Carbon Monoxide and Explosive Gas
Display Type
Backlit Digital Display
Power Source
Plug-in with 9V battery backup
Alarm Sound Level
85 decibels
Sensor Type
Electrochemical
Mounting Type
Plug-in
Cord Length
40 in.
Dimensions
5.7 x 2.5 x 3.1 in.
Certifications
UL Listed, UL 2034
Test/Silence Button
Included
Know before you buy
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