Tutorial: Bluetooth 240V/9W Light Bulb System w/ESP32, 5V Relay Modules, Arduino IDE & Android Smartphone

This video tutorial guides viewers through creating a Bluetooth-controlled light bulb system using an Android phone and an ESP32 microcontroller. It covers the necessary components, wiring setup, safety precautions, and programming the ESP32 to control the light bulb via a smartphone app. The tutorial emphasizes the importance of safety when dealing with high voltage and provides step-by-step instructions for assembling and testing the system.

What are the potential risks of not following safety protocols during the project?

Discuss the importance of using the correct board settings in the Arduino IDE.

What steps are involved in uploading the code to the ESP 32 module?

How do you program the buttons in the Arduino Bluetooth controller app?