If you need to know the status of the battery on your Ring Alarm Smoke & CO Listener,* the device details page in your Ring app contains the current state, controls, history, and the battery level.
Battery Level: The battery status will be shown in the top right.
- Green = full (100–76%)
- Green = ok (75–26%)
- Yellow = low (11–25%)
- Red = warn (1–10%)
- Red, line through it = failed (0%)
To replace the battery on the device, follow the procedure listed below.
How long do the batteries last?
The CR123A battery should last up to three years.
How Do I Replace My Smoke & CO Listener* Battery?
* Always insert replacement batteries correctly, matching the + (positive) and - (negative) symbols on the battery with the symbols on your Smoke and CO Listener.*
* Smoke and carbon monoxide monitoring is not available for commercial properties. See Ring Alarm licenses at: https://www.ring.com/licenses.