DIY D2-5 Intelligent Tracking Line Car Kit

The DIY D2-5 Intelligent Tracking Line Car Kit is a line follower robot kit built around the D2-5 comparator-based control board. It uses IR reflectance sensors to detect a black line on a white surface and drives two motors accordingly no Arduino, no programming, and no external controller required. The line following car kit runs on 3V from two AA batteries and follows a track autonomously using analogue comparator logic built directly into the D2-5 board circuit.

One important distinction for buyers: this kit requires soldering during assembly. It is not a plug-and-play unit. Components must be soldered onto the PCB before the car will operate which is actually the main learning value for intermediate builders who want hands-on PCB assembly experience alongside robotics. The non-obvious technical detail is how the D2-5 comparator circuit works it compares IR sensor output voltages against a threshold and switches motor direction without any microcontroller involvement, making it one of the simplest autonomous robot circuits possible.

The arduino line follower car is the more complex alternative for those who want programmable control, but this mini intelligent car kit suits students who want to understand analogue robot control first. StemVolt provides this Robot kit as a reliable option for robotics learning students working on robotics fundamentals and based projects.

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Features:

• D2-5 comparator board follows black line track without microcontroller or code
• IR reflectance sensors detect line contrast on standard white paper track surface
• Runs on 3V AA batteries with no USB charging or external power supply
• PCB soldering assembly teaches circuit building and component identification skills

Technical Specifications:

Applications:

• College event project uses DIY D2-5 Intelligent Tracking Line Car Kit for competition
• School robotics club demonstrates line tracking car on printed black line track
• STEM lab uses smart robot car kit to show analogue comparator sensor control circuit
• Beginner robotics workshop uses mini intelligent car kit as first autonomous build activity
• Electronics practical class uses Robotics learning kits for PCB soldering and testing

Package Includes:

• 1 x DIY D2-5 Intelligent Tracking Line Car Kit