Solar-Powered Tracked Robot Car - Eco-Friendly STEM Learning Kit

I. Product Highlights

Experience cutting-edge technology with environmental consciousness! This solar-powered tracked robot car combines robust ESP32 WROOM32 control, L293D motor drivers, and a 130x150mm solar panel for sustainable energy. Featuring obstacle avoidance, auto-following, 3-line tracking, and solar charging via dual light sensors, it’s a perfect blend of innovation and eco-friendliness.

II. Key Technologies

1. ESP32 WROOM32 Mainboard ​✓ Dual-core 240MHz processor for smooth multitasking ​✓ Rich interfaces: GPIO/UART/SPI/I2C for easy expansion ​✓ Wi-Fi & Bluetooth for remote control

2. L293D Motor Driver ​✓ Stable 2A current output for all-terrain tracked wheels ​✓ Bidirectional motor control (forward/reverse/turn)

3. 180° G90 Servo & Obstacle Avoidance ​✓ HC-SR04 ultrasonic sensor (2cm-400cm range) ​✓ 180° servo adjusts detection angle in real-time

4. Smart Following & Line Tracking ​✓ Auto-follow mode with adjustable distance ​✓ 3-channel IR sensors for precise path tracking

5. Solar Charging System ​✓ 130x150mm solar panel (5V/500mA/2.5W output) ​✓ Dual light sensors optimize panel efficiency ​✓ Sustainable energy for extended runtime

III. Key Features

• Eco-Friendly Design: Solar-powered operation reduces energy consumption.

• All-in-One Functionality: Avoidance/following/tracking/solar charging.

• Premium Hardware: ESP32 WROOM32 + L293D + industrial-grade sensors.

• Easy Programming: Supports Arduino/MicroPython with free tutorials.

• Durable Build: Reinforced ABS body + tracked wheels for rough terrain.

IV. Technical Specifications

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V. Why Choose This Solar Robot Car?

• ✅ STEM Education: Ideal for coding, robotics, and renewable energy projects.

• ✅ App Control: Pair with smartphones via Wi-Fi/BLE (app tutorials included).

• ✅ Expandable: Add sensors/modules via open-source GPIO ports.

• ✅ No Battery Needed: Solar charging system included (battery not included).

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