4-Way Infrared Line Following Tracking Module

The 4-Way Infrared Line Following Tracking Module is an intelligent sensor designed to enable robots and smart vehicles to follow lines or detect obstacles with high accuracy. Equipped with four independent infrared sensors, it detects changes in surface color or brightness, distinguishing between black (line) and white (background) surfaces with ease.

This module is widely used in autonomous car, maze-solving robot, and line-following Arduino projects. It can be directly interfaced with microcontrollers like Arduino, Raspberry Pi, or NodeMCU for real-time control and movement adjustment.

Built with high-quality IR emitters and photodiodes, the sensor ensures consistent performance even under variable lighting conditions. It is an essential component in educational robotics kits, AI-based vehicles, and automation training setups.

⚙️ Key Features & Highlights:

• ✅ Four Independent IR Sensors: Detect black and white lines accurately.

• ✅ High Sensitivity & Stability: Adjustable potentiometers for each sensor.

• ✅ Quick Response Time: Fast signal output for real-time motion correction.

• ✅ Digital Output Signals: Compatible with logic-level microcontrollers.

• ✅ Wide Voltage Range: Works with both 3.3V and 5V systems.

• ✅ Plug & Play Design: Compatible with Arduino boards and IoT controllers.

• ✅ Compact & Lightweight: Ideal for small robot platforms and cars.

• ✅ LED Indicator Lights: Display sensor detection status for easy debugging.

⚙️ Technical Specifications:

• Operating Voltage: 3.3V – 5V DC

• Output Type: Digital (0 or 1)

• Number of Sensors: 4 (infrared)

• Detection Range: 1 mm – 2 cm (adjustable)

• Signal Type: TTL compatible

• Mounting Holes: Pre-drilled for easy installation

• Dimensions: Approx. 77mm × 20mm × 10mm

• Weight: ~15g

• Interface: 5-pin header for VCC, GND, and sensor outputs

• Compatibility: Arduino, Raspberry Pi, ESP8266, ESP32, NodeMCU

⚙️ Applications & Use Cases:

The 4-Way IR Tracking Module is used in a wide range of robotics and automation projects, including:

• 🤖 Line Following Robots – detect and follow black lines on white surfaces.

• 🚗 Obstacle Detection Vehicles – avoid objects and navigate autonomously.

• 🧠 AI Robotics & IoT Projects – integrate with Arduino accessories for automation.

• 🏫 STEM Education Kits – ideal for teaching robotics and sensor integration.

• ⚙️ Industrial Automation – track movement and detect surface changes.

• 🔌 DIY Electronics Projects – perfect for Electronics Components enthusiasts and students.

⚙️ Precautions:

• ⚠️ Avoid direct sunlight on the sensors to prevent false detection.

• ⚠️ Keep sensors clean and free from dust.

• ⚠️ Use appropriate power regulation (3.3V/5V) to avoid damage.

• ⚠️ Adjust potentiometers for accurate sensitivity calibration.

• ⚠️ Ensure smooth, high-contrast line surfaces for optimal performance.

▶️ YouTube Tutorial Video:

Watch Line Following Robot Tutorial

🔹 Product Summary:

The 4-Way Infrared Tracking IR Obstacle Line Following Module is a reliable, accurate, and versatile sensor for robotic automation. Its fast response, four-channel detection, and compatibility with Arduino and IoT platforms make it an essential tool for both educational and industrial robotics projects.

Whether you’re developing a line-following robot, smart car, or IoT-controlled navigation system, this module ensures precise tracking, easy setup, and stable performance.