Price: ~~$64.99~~ - $56.53
(as of Mar 18, 2026 11:10:58 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.