USI Sensing Plus Smoke and Carbon Monoxide Alarm
Best reliable dual protection for homeowners seeking simple hardwired safety upgrades.
This is the ultimate set-it-and-forget-it safety upgrade for your home. By combining fire and carbon monoxide detection into one maintenance-free unit with a decade-long battery, it eliminates the annoyance of chirping alarms. You sacrifice the ability to swap batteries, but you gain total peace of mind for ten years.
$64.95
at
Universalsecuritystore
Who it's for
- Homeowners seeking reliable protection against multiple fire types
- Safety-conscious residents wanting to minimize ceiling clutter
- Families tired of chirping alarms triggered by shower steam
Who should skip it
- Renters or DIYers without existing hardwired alarm infrastructure
- Busy individuals looking for a maintenance-free safety solution
- Users with existing mixed-brand security ecosystems
Performance breakdown
Maintenance Freedom
Ten years of battery life eliminates all routine maintenance headaches.
False Alarm Mitigation
Advanced multi-criteria sensing effectively filters out common household cooking nuisances.
Installation Simplicity
Battery-powered design allows for quick mounting without complex electrical wiring.
Detection Versatility
Combines ionization and photoelectric sensors for comprehensive fire and gas coverage.
Tamper Resistance
Sealed unit design prevents unauthorized battery removal or device tampering.
User Interface
Single-button operation makes testing and silencing alarms straightforward and intuitive.
Key Specs
Power Source
10-year sealed alkaline battery
Sensor Technology
Dual Sensor (Ionization & Photoelectric) + Electrochemical CO
Alert Sound Level
85 decibels
Warranty Duration
10 years
Dimensions
5.63 x 5.63 x 1.75 inches
Certifications
UL 217 8th Edition, UL 2034 4th Edition, CSFM listed
Battery Life
10 years
Silence Button
Included
Mounting Type
Wall or Ceiling
Know before you buy
Still have a question?
Ask Metto anything about the USI Sensing Plus Smoke and Carbon Monoxide Alarm before you decide.
