The ultrasonic sensor measures the distance of any object in front of it using sound waves. When a person’s hand (or object) is detected within a set range (e.g., 10–30 cm), the Arduino receives the ...

This project will guide you through creating a "smart dustbin" that opens its lid automatically when it detects an object (such as a hand) within a specified range. This feature is helpful for ...

The advent of Smart Serial Servo Controllers and Servo Motors represents a significant advancement in the field of robotics and locomotion. By offering a solution to many of the common issues that ...

You'll have a bit of control over what you choose for the motion sensor, motor, and jumper wires. You can pick up a pack of six SG90 motors from Amazon for a little under $12. A 10-pack of the HC ...