IoT-Based Object Detection and Light Control using Arduino, Ultrasonic Sensor, and Relay Module Project Overview This project implements an IoT-based system using an Arduino Uno, an ultrasonic sensor, ...

Have you ever wondered how speed guns measure the speed of moving vehicles or how an athlete's sprint speed is recorded? Normally these speed sensors work with radar or laser technology to bounce back ...

This project demonstrates how to interface a relay module with an Arduino to control high-voltage appliances safely. The setup involves using a relay as a switch, allowing the Arduino to control ...