Project Idea:
Design an autonomous robotic car that intelligently detects and avoids obstacles using ultrasonic sensors. Along with that, it has 2 more modes - Bluetooth Remote Control and Voice Control, using which you can make the robot move in forward, backward, left or right direction.
Components List
Arduino Uno
Ultrasonic Sensor (HC-SR04)
L298N Motor Driver Module
DC Gear Motors (4)
Robot Car Chassis with Wheels
18650 Batteries.
Battery holder
Jumper Wires
Breadboard
PCB
Power Switch
USB Cable (for programming)
HC-05 Bluetooth Module
Features
Autonomous Navigation
Obstacle Detection via Ultrasonic Sensor
Real-Time Collision Avoidance
Compact and Wireless Operation
No Remote Control Needed
Beginner-Friendly Robotics Project
Expandable for More Sensors or AI
Fully Portable Battery-Powered Setup
Bluetooth Control
Voice Control
Project Applications
Autonomous Vehicle Learning – Explore basic principles behind self-driving cars.
Obstacle Avoidance Demos – Demonstrate sensor-controlled movement in exhibitions.
Educational Robotics – Great for teaching logic-based control and embedded systems.
Warehouse Automation Prototypes – Early concept for automated moving platforms.
STEM Learning Projects – Popular in schools and colleges for hands-on experience.
DIY Home Robotics – Simple autonomous car for personal or hobby use.
Science Fair Projects – Easy to present and explain with live demonstration.
Smart Toy Design – Modify into obstacle-aware smart toys.
Agricultural Robot Base – Use as foundation for farm automation bots.
Prototype for Mobile Robots – Build upon it for more advanced mobile applications.
Shipping Dimensions
Length: 20 cm
Width: 14 cm
Height: 10 cm
Weight: 700 grams
Estimate shipping weight: 1kg(approx)
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 source code and circuit connections - We are providing components, source code and circuit connections in this kit for this project.
- Breadboard based - 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.
- Soldering/PCB based - We are providing fully assembled, tested and ready-made project soldered on a PCB with all the other components, code & circuit diagram.
Note - For some projects the code & circuit diagram may not be provided and might have to be purchased separately
Notes -
All the products are made by LearnElectronics India and not for re-sale.
These project is a prototype project to show/present/explain and work like to real life product. It is not a product, if you need a ready-made product then reach out to us here.

