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Note - Due to huge amount of orders received, orders placed after 10th October might be delayed. Please contact our team if any queries and if you have any urgent requirement, reach out to us before ordering. WhatsApp us at +91-7600948607

Project Idea:
This wearable ID card helps maintain safe social distancing by alerting users when others are too close. Using an ultrasonic sensor and Atmega328 microcontroller, the system detects nearby objects and triggers a buzzer with intensity proportional to proximity. It’s ideal for workplaces, schools, and crowds to help ensure health safety post-pandemic.

 

Project Description:
The system continuously measures distance using an HC-SR04 ultrasonic sensor. When the distance falls below a predefined threshold, the Atmega328 microcontroller activates a buzzer and LED to warn the user. The closer the detected person, the faster the buzzer beeps. The setup is compact, wearable, and battery-powered, suitable for personal use and portable applications.

 

List of Components:
Atmega328 Microcontroller
HC-SR04 Ultrasonic Sensor
Active Buzzer (3.3–5V)
Rechargeable Li-ion Battery (3.7V – 5V boost)

LM7805 Voltage Regulator

5V Boost Converter Module
LEDs
Resistors
Capacitors
Transistors
Switches
PCB Board (6×8 cm)
Connecting Wires
Neck Strap

 

Features:

  • Ultrasonic distance sensing (2–400 cm range)

  • Automatic buzzer alert for close proximity

  • LED visual indicator for alert level

  • Portable and lightweight ID card form factor

  • Rechargeable battery supported

  • Compact PCB layout

 

Applications:

  • Office and corporate staff ID card systems

  • School/college identity badge for health safety

  • Public service staff monitoring

  • Medical and event crowd management

 

Project Includes:

  • Fully assembled and tested circuit

  • Circuit diagram

  • Source code 

(For DIY KITs - only the components will be provided)

 

Project Types:

  • DIY KIT(Do IT YourSelf KIT) - We are providing only components in this kit for this project
  • DIY KIT with Code & Circuit Connections - Along with the components, you will get the Code and the Circuit Connections file to help you build the project easily.
  • Readymade Breadboard - We are providing fully assembled, tested and ready-made project using plug-n-play jumper wires and breadboard with all the other components, code & circuit diagram.
  • Readymade Soldered - We are providing fully assembled, tested and ready-made project soldered on a PCB with all the other components, code & circuit diagram.


 

Shipping Dimensions (in cm): 10 × 8 × 4 cm

 

Estimate shipping weight: 1kg

 

Notes: All the products are made by LearnElectronics India and not for re-sale. If you want to order a product, please reach out to us at +91-7600948607.

social distancing id card

From ₹1,116.00Sale Price
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