Node-RED MQTT Connection using ESP32 - a Basic Tutorial

Hello, everyone !
This video is about a basic walkthrough on establishing MQTT connection from ESP32 to Node-RED web application.
Below is the code for this video.
its.id/m/elka-...
Check this link below to understand more about installing Node-RED.
• How to install Node-RE...

[@douniadynar91]

soo usefull thank you sir for ur help

[@aryadharmasudhartio1561]

nice, very helpfull

[@mustafaaljumaili6279]

In this experiment, does that needs esp32 to be always connected to PC or it can be powered by battery??

[@ElkaITS]

Yes, it could be powered by battery. But be careful not to overvoltage the esp32 from the battery.

[@mustafaaljumaili6279]

​@@ElkaITSI mean how nodered code will works? since esp32 not possible to install nodered on it so how data will transfer between nodered and esp32??