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# How to replace the battery in your garage sensor

To change the battery on your garage sensor, remove the 4 screws from the back of the sensor. The battery type for the sensor is CR2450.
![](https://storage.crisp.chat/users/helpdesk/website/950a41c761a3a80/d_fajz1b.png)

Once the sensor has been placed back to its location, select Recalibrate in the Settings page for the Garage Controller.