> For the complete documentation index, see [llms.txt](https://learn.arduinosa.co.za/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://learn.arduinosa.co.za/sensor-kits/37-in-1-sensor-kit/rotary-encoder.md).

# Rotary encoder

![](https://451694785-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MPda5vaSVRKTQ6AoAmb%2Fuploads%2Fgit-blob-78388cb5319052d8c8b57039bc6ea311bd37e816%2Fimage.png?alt=media)

Rotary encoder useful for making an electronic pot etc. Connection idents are printed on the PCB.