Help with Product Slection

[phrfpeixoto]

Here's a few of the boards I've looked at, that might(?) work? Which one is the best, and how many?

- https://www.kincony.com/esp32-k-type-the...odule.html
- https://www.kincony.com/4g-esp32-relay-board.html
- https://www.kincony.com/16ch-esp32-poe-e...-e16p.html
- https://www.kincony.com/esp32-input-module.html