Create a comprehensive ESP32-powered solution for power monitoring utilizing PZEM-004T, enabling precise tracking of electrical consumption. Integrate relay control to facilitate real-time management of devices, optimizing energy usage for increased efficiency and control. This system empowers users with detailed insights into power usage and the ability to remotely regulate connected devices, enhancing overall energy management.

Component :

1. ESP32 microcontroller
2. PZEM-004T power monitoring module
3. Relay module (with PC817 optocoupler and transistor)
4. Buzzer
5. Electrical devices for control
6. Wiring and connectors
7. Power supply for ESP32
8. Code for ESP32 programming
9. Internet connectivity (Wi-Fi module)
10. Power source for PZEM-004T
11. Enclosure for the system (optional)