First Alert 10-Year Battery Combination Smoke & Carbon Monoxide Alarm

Price: $64.98
(as of Sep 19, 2026 19:24:18 UTC – Details)


Install connected safety with First Alert’s SMCO410 Z-Wave Plus Smart Smoke and Carbon Monoxide Alarm that works with Ring Base Station. In the event of a fire or CO emergency, receive notifications home or away to help protect your home and family.
First Alert’s Precision Detection advanced sensing technology complies with the latest industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency. Provides reliable 2-in-1 detection against both smoke and carbon monoxide.
Z-Wave Plus Certified
Works with Ring Base Station to provide notifications while away in the event of a fire or CO emergency. Ring Alarm or Ring Alarm Pro Security Kit with Alarm Smoke and CO Listener required.
10-Year sealed battery eliminates battery replacements and low battery chirps
End-of-life warning lets you know when it’s time to replace the alarm. Test/silence button for efficient testing to ensure alarm is working properly.
Customers find the smoke and carbon monoxide alarm easy to install and set up, with seamless integration with Ring Alarm system. However, the 10-year non-replaceable battery life receives negative feedback, with customers describing it as “absolute trash.” Moreover, customers report compatibility issues, with some unable to pair it with SmartThings v2 hub. Additionally, customers find the instructions awful and express concerns about the device’s durability and value for money.