Description
The ME Line Follower V2.2 (Makeblock) is a dual infrared line-tracking sensor module used in educational and industrial robotics projects. It is designed for robots to detect and follow a black line on a white surface (or vice versa) with fast and reliable response.
It is commonly used in Makeblock robots like mBot, Orion, MegaPi, and Arduino-based line follower robots, and it supports both block-based programming (mBlock) and Arduino IDE coding.
Key Features
• Dual IR sensor module (left + right sensors)
• High-speed line detection for smooth robot tracking
• Detects black line on white background or reverse mode
• Works with Makeblock RJ25 interface or Arduino digital pins
• Built-in LED indicators for real-time sensor status
• Easy plug-and-play connection with Makeblock controllers
• Compatible with the mBlock block programming system
• Modular design for robot assembly systems
• Stable detection range around 1–2 cm
• Suitable for beginner to advanced robotics projects
• Can be used in PID-based line follower robots
Specifications
• Product Type: Line Follower Sensor Module
• Model: Me Line Follower V2.2
• Manufacturer: Makeblock
• Sensor Type: Dual Infrared Reflective Sensors
• Operating Voltage: 5V DC
• Detection Range: 1 cm – 2 cm
• Detection Angle: Up to 120°
• Output Type: Digital signal (S1, S2)
• Interface: RJ25 / 4-pin breakout (VCC, GND, S1, S2)
• Mounting: Makeblock beam compatible (M4 holes)
• Operating Temperature: 0°C to 70°C
• Response Type: Real-time line tracking signal

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