3D technology is used in a wide range of fields, including film, video games, architecture, engineering, and product design. It allows designers to create digital models of objects that can be ...

Arduino IDE: For programming the ESP32. Libraries: WiFi.h: For ESP32 WiFi connectivity. BlynkSimpleEsp32.h: For Blynk integration. SPI.h: For RFID communication. MFRC522.h: For controlling the RFID ...