> For the complete documentation index, see [llms.txt](https://selyo.gitbook.io/selyo-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://selyo.gitbook.io/selyo-docs/archive/panatak.md).

# PANATAK

The PANATAK is a hardware scanner device that is capable of triggering blockchain transactions via the Selyo platform.

It is built using an ESP32 microcontroller attached with NFC module and an LCD + LED modules for response/feedback. It is powered by a rechargeable battery.

<figure><img src="https://1191852293-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F9awaLpit4DiE5cDjimxb%2Fuploads%2Ft19pJysVvquDmyXymybD%2Fimage.png?alt=media&amp;token=3a814f18-511e-4622-bc67-a5030270b7e1" alt=""><figcaption><p>PANATAK hardware prototype</p></figcaption></figure>