> For the complete documentation index, see [llms.txt](https://aerogcs-green-docs.aeromegh.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://aerogcs-green-docs.aeromegh.com/7.-connecting-a-drone/7.5-using-h12.md).

# 7.5 Using H12

To connect the **H12 device** (with AeroGCS GREEN installed) to the drone, follow these steps:

1. **Open the Connect Aircraft Screen**: 
   * Navigate to the **Connect Aircraft** screen in AeroGCS GREEN.
2. **Select Communication Link Type**: 
   * From the list of communication link types, choose **H12** as shown in

<figure><img src="/files/TBCbCrIItLRBPseOQlwP" alt=""><figcaption><p>Connect with H12</p></figcaption></figure>

3. **Connect to the Drone:**&#x20;
   * Tap the **Connect** button to establish a connection between your H12 device and the drone.
4. **Connection Confirmation:**&#x20;
   * Once connected, a confirmation message will appear, indicating that the drone is successfully connected.

<figure><img src="/files/YvaGDNH3fqDoWNuAcM31" alt=""><figcaption><p>Drone Connected</p></figcaption></figure>

> **📡 Choose the Right Communication Protocol**&#x20;
>
> &#x20;Select Protocol Based on Application and Range&#x20;
>
> * &#x20;Different communication protocols are available.&#x20;
> * Choose the one that best suits your application needs and device range.&#x20;
>
> **Remember**: Selecting the correct protocol ensures reliable connection and optimal performance.