Uses an ultrasonic sensor to detect hands and triggers a motor to dispense sanitizer automatically. Blink a LED: The most basic Arduino project – toggles an LED on and off at regular intervals.

This project uses an HC-SR04 ultrasonic sensor and Arduino UNO to measure the distance of objects in both centimeters and inches. The measured data is displayed on an I2C LCD. The project was ...

A simple robotics project simulated in Tinkercad based on Arduino Uno. It uses ultrasonic sensors for obstacle detection and can do basic movements using DC motors. The primary objective of this ...

Automatic Water Level Indicator and Controller using Arduino; How to Measure Water Level using JSN SR-40T Waterproof Ultrasonic Sensor; Component Required for Automatic Water Level Controller. Project ...