Smoke & CO Combo Detector


With purchase of a complete package, plus monitoring service

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Get dual protection with the Vivint Smoke & CO Combo Detector. It triggers an alarm and alerts our 24/7 monitoring team if smoke or carbon monoxide is detected.

*With qualifying system purchase. Offer details


Free professional installation on all systems


Award-winning 24/7 monitoring with all systems


4-Month money-back guarantee


Secure & flexible payment

Product features

  • Works to limit the spread of flames

  • Fast, reliable smoke, extreme heat, and carbon monoxide detection

  • Sends alerts to 24/7 monitoring team

  • Instant app and panel notifications alert you whether you’re home or away

  • Battery powered

One app for total control

With the Vivint app you can turn on the lights, unlock the door, control the temperature, and see what's happening on your front porch, anytime, anywhere.


Frequently Asked Questions

Should you use a combination smoke and carbon monoxide detector?

Absolutely. Experts agree that homes should be equipped with both smoke and carbon monoxide detectors, so a combination smoke and CO detector is a simple way to streamline your home’s security. With the Vivint Smoke & CO Combo Detector, you get added protection from a fully integrated security system that notifies you of life-threatening situations. You also get 24/7 monitoring to ensure you get emergency help day or night, whether you’re at home or away.

Do Vivint smoke detectors detect carbon monoxide?

Yes! The Vivint Smoke & CO Combo Detector detects both smoke and carbon monoxide, giving you double the protection with one simple device.

What type of battery does a Vivint smoke detector take?

The Vivint Smoke & CO Combo Detector is battery-powered to ensure it’s always on—even if the power is out. The Vivint Combo Detector takes two CR123A batteries, which last 5+ years. When the detector has a low battery, you’ll get a notification right to your phone via the Vivint app.

24/7 Monitoring Service

With Vivint, your home is protected 24/7. Our monitoring and support specialists are ready to help whenever you need them, day or night.

Explore benefits:

  • 24/7 Monitoring. Get backup when an alarm is triggered, with an award-winning support team that’s available anytime to help in an emergency. We’ll even send first responders if you can’t be reached.

  • App Control. Control your entire smart home system from anywhere using our top-rated smart home security app.

  • Hardware Warranty. We offer a one-year hardware warranty – if a product stops working, we'll replace it at no cost. Extend your coverage with the Vivint Protection Plan for ongoing peace of mind beyond the first year.

  • 90-second Smart Clips. Catch important moments in and around your home from start to finish. Your Vivint security cameras start recording when motion is detected and don’t stop until the action does.

  • Onsite Support. For any needed repairs and service, if we can’t fix it online or over the phone, we’ll come fix it onsite.

  • Alerts and notifications. Stay in the know, no matter what. If an alarm is triggered or danger is detected at home, you’ll be alerted instantly through the Vivint app.