How to Change a Glass Break Detector's Batteries
Written by Naomi Ramirez
Updated at August 4th, 2025
Table of Contents
If you have received a Glass Break Detector Low Battery message on your panel, you will need to replace the battery promptly to ensure the device continues to function properly. Information to order replacements can be found in our article, How to Order Replacement Batteries.
How to Replace Battery
- Disarm your Cove panel before you begin this process
- Open the Glass Break Detector by turning the sensor counterclockwise. This will remove the sensor from the mounting plate.
- Pay close attention to the orientation of the (+) and (-) sides of the battery in the button
- Place the new two (2) AA batteries in the detector
- To remount the sensor, align the raised marks on the outside edge of the sensor and mounting plate and rotate clockwise.
To ensure that your Glass Break Detector is functioning properly, run a Complete Sensor Signal Test.