we make a project those protection of induction motor protection using arduino R3. my protection is Overcurrent Protection, Overvoltage and Under voltage Protection, Vibration Monitoring, User Interface, Audible Ale, rts, Calibration and Adjustability, Voltage Regulation, all protection show on led display 16×2

USB-powered ESP32-WROOM-32 industrial vibration and temperature monitoring sensor node with ADXL345 SPI accelerometer, DS18B20 1-Wire temperature sensor, SSD1306 I2C OLED, LEDs, buzzer, relay header, and 3.3V AMS1117 power supply.

Compact Li-Po powered ESP32 wearable vibration alert prototype for construction worker safety monitoring, using a relay module to directly switch a 3V coin vibration motor with beginner-friendly soldering and labeled PCB wiring.