1. Tutorial for the widget "Programmable Button"

 How to create a programmable timer using the boards ESP8266 or ESP32

How to create a schedule using the Virtuino app and send it to the board

Download the Arduino example code from here:

https://virtuino.com/downloads/examples/virtuinoMQTT_esp_shiftr_timer_example.zip

Video tutorial: https://www.youtube.com/watch?v=t4kfmzGrOoU