CO Detector
Get the most out of your SimpliSafe system by getting answers to your questions and support for your devices.

Conversation List
Filter by
Malfunction Error
If you see a “Malfunctioned” error for your Smoke Detector, Carbon Monoxide Detector, or Smoke & Carbon Monoxide Detector, that means that the device should be replaced as soon as possible. If your device is still within warranty, our Support team can send you a replacement.
Help Center Article
•
Smoke & CO Detector
Tamper Detected Error
You may encounter a constant yellow light that is not accompanied by a chirp on your Smoke Detector, CO Detector, or Smoke & CO Detector, or a blinking red light on your Smoke & CO Alarm Listener, accompanied by the app error “Tamper Detected”. This is an indication that the device is not fully atta
Help Center Article
•
Smoke & CO Detector
Where to Place the Carbon Monoxide Detector
Our Carbon Monoxide Detector sniffs out dangerous leaks that can happen in kitchens, fireplaces, basements, and more. Because it’s an invisible and odorless gas, Carbon Monoxide leaks could otherwise go undetected. We recommend having at least one per floor, in a bedroom or in a central location. Th
Help Center Article
•
CO Detector
Carbon Monoxide Detector Overview and Installation Guide
Overview Our Carbon Monoxide Detector sniffs out dangerous leaks that can happen in kitchens, fireplaces, basements, and more. Because it’s an invisible and odorless gas, Carbon Monoxide leaks could otherwise go undetected. We recommend having at least one per floor, in a bedroom or in a central loc
Help Center Article
•
CO Detector
Low Sensitivity Error
If you see the “Low Sensitivity" error for the Smoke Detector, Carbon Monoxide Detector, or Smoke & Carbon Monoxide Detector, that indicates that you need to clean your device so it can detect properly. To Clean the Device: Twist the detector counterclockwise to remove it from its bracket Remove a b
Help Center Article
•
Smoke & CO Detector
