Introduction: Social Distancing Safety Card Using Ultrasonic Sensor

How to make social distancing warner device with Arduino uno, Ultrasonic sensor, Buzzzer

The government officials are advising everybody to keep social distances (1 meter). But I get it, keeping track of your surrounding while you are buried in your devices can be frustrating, that's why I built this system to help people with this.


1.Arduino UNO & Genuino UNO×1

2.Ultrasonic Sensor - HC-SR04×1

3.Buzzer×1 5 mm LED: Red

Step 1: Attach the Components

Attach ultrasonic sensor and buzzer according to the diagram

Step 2: Assembly

Assemble the sensors according to your use and your comfort.I have arrange them in an ID Card

please watch full video @YOUTUBE

Step 3: Upload the Given Code on Arduino UNO

Copy code from GITHUB and past it in arduino ide then upload

Arduino Contest 2020

Participated in the
Arduino Contest 2020