Here is the schematic diagram of a Human-following robot circuit. This design incorporates three ultrasonic sensors, allowing distance measurements in three directions front, right, and left. These ...

Here we are presenting an Arduino based low-cost Proximity Sensor Switch to control electric load wirelessly. But before we start to learn how to make this, let’s understand why we need it? Workers’ ...

Fire safety alarms are crucial in both residential and industrial environments. Early fire detection can prevent significant damage and save lives. Flame sensors offer one of the most efficient ...