# Attaching the Battery

1. Take the Silvus StreamCaster 4240-EP and the Silvus battery out of the upper right compartment of the flight case.

<figure><img src="https://2001386943-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FWRJBD0tISFQunPjBDz6c%2Fuploads%2Fzip3yyaMgDaNSO40cbHM%2FStill%202024-10-22%20154654_1.2.1.webp?alt=media&#x26;token=69a6da72-0384-432d-bb84-61697b22689a" alt=""><figcaption></figcaption></figure>

2. Connect the top of the battery to the bottom of the radio modem.&#x20;

<figure><img src="https://2001386943-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FWRJBD0tISFQunPjBDz6c%2Fuploads%2FRyibH5wFy6fCdbFGjsn6%2FStill%202024-10-22%20154654_1.3.1.webp?alt=media&#x26;token=594589ae-28da-45ee-91f5-a4f3db736439" alt=""><figcaption></figcaption></figure>

3. Align the battery in a 45-degree angle.&#x20;

<figure><img src="https://2001386943-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FWRJBD0tISFQunPjBDz6c%2Fuploads%2FJQGXdGwxIWYf13yhyvwO%2FStill%202024-10-22%20154654_1.3.2.webp?alt=media&#x26;token=3e0308f7-83df-4a72-bb75-5f7b4b723edd" alt=""><figcaption></figcaption></figure>

4. Connect both units and turn to align them. The battery locking mechanism will make an audible **click** sound.

<figure><img src="https://2001386943-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FWRJBD0tISFQunPjBDz6c%2Fuploads%2FlRIbgxFj3pxWsajJJTzh%2FStill%202024-10-22%20154654_1.3.3.webp?alt=media&#x26;token=6d954bbc-20ff-47a5-bce5-9eee3c59bd0e" alt=""><figcaption></figcaption></figure>

{% hint style="info" %}
To detach the battery for storage or charging, pull up the battery release latch on the side of the radio modem and turn the battery until it is released.
{% endhint %}

<figure><img src="https://2001386943-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FWRJBD0tISFQunPjBDz6c%2Fuploads%2Fgit-blob-b4f8f7ac1c52dc23cd23091f214198a579e9fd7c%2Fimage.png?alt=media" alt="" width="563"><figcaption></figcaption></figure>