> For the complete documentation index, see [llms.txt](https://help.waterwatch.io/3.0.1/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.waterwatch.io/3.0.1/hardware-and-maintenance/maintenance/battery-replacement-all-models-after-oct-2022-except-external-antenna.md).

# Battery Replacement (all models after Oct 2022 except external antenna)

Once you have your battery kit, please read carefully and follow the instructions **step by step** to replace the battery.

{% file src="/files/owMLINt8sTA2vkkeQHgv" %}

<figure><img src="https://3663084420-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FUHGkYdZf2x89OKqHUwwA%2Fuploads%2FBcbSLuuGFMDxz1oqdwvK%2FBattery-change-A4%20(2).png?alt=media&amp;token=f016997f-9795-4809-bd85-478ef90d04d4" alt=""><figcaption></figcaption></figure>

<figure><img src="https://3663084420-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FUHGkYdZf2x89OKqHUwwA%2Fuploads%2FVR6hHLcfRiUDnzW0fnrK%2FBattery-change-A4-2%20(2).png?alt=media&amp;token=2ad2df48-0be1-4c09-ba70-6409a9ff6540" alt=""><figcaption></figcaption></figure>