D2-1 Smart Car DIY Kit — Line Tracking, TT Motors, Patrol Robot, Arduino Compatible

D2-1 Smart Car DIY Kit — Line Tracking, TT Motors, Patrol Robot

The D2-1 smart car DIY kit provides all the mechanical and electronic components needed to build a line-tracking patrol robot. Powered by TT gear motors and controlled by an Arduino-compatible board, it teaches fundamental robotics concepts including motor control, sensor feedback, and autonomous navigation. Ideal for STEM education, maker clubs, and beginner robotics projects.

Kit Components

Component	Details
Chassis	Acrylic 2WD smart car chassis
Motors	2 × TT DC gear motors (3–6V)
Wheels	2 × 65mm rubber wheels + 1 × universal caster
Line Tracking Sensor	IR reflective sensor (detects black line on white surface)
Motor Driver	L298N or L9110S dual H-bridge module
Controller	Arduino-compatible MCU board
Power	Battery holder (AA or 18650)

What You Learn Building This Kit

• Motor control — PWM speed control and direction via H-bridge
• Sensor feedback — IR line detection and analog/digital reading
• Autonomous navigation — line-following algorithm implementation
• Mechanical assembly — chassis, motor mount, and wheel installation
• Arduino programming — sensor-driven motor control logic

Why Choose D2-1 Kit?

• ✅ Complete kit — all mechanical and electronic parts included
• ✅ Arduino compatible — program with Arduino IDE
• ✅ Line tracking sensor included — ready for autonomous patrol behavior
• ✅ Expandable — add ultrasonic sensor, Bluetooth, or WiFi module
• ✅ STEM education — hands-on robotics learning for beginners

Typical Applications

• Line-following robot competition
• Autonomous patrol robot project
• Arduino robotics learning kit
• STEM club and school robotics project
• Maker Faire and exhibition robot

Package Contents

• 1 × D2-1 Smart Car DIY Kit (all components as listed)

Enjoy free standard shipping on all orders over $199 USD. Orders are processed within 1–2 business days.

Not satisfied? Return any item within 90 days of purchase for a full refund or exchange. Items must be in original condition.

We are committed to quality, reliability, and customer satisfaction. Every product is carefully selected and tested to meet the highest standards.