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Home / Computer Hardware, Monitors & Peripherals / 8-Channel Grayscale Sensor Black/White/Red/Green Line Recognition Smart Car Tracking Module Photosensitive 8-Channel Line Follower

Attributes

Brand -
Category Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals
Origin -
Sensor Type Reflective Grayscale
Channel Count 8 Independent Channels
Detection Colors Black, White, Red, Green
Operating Voltage 3.3V to 5V DC
Output Signal Digital TTL Level
Interface Type 2.54mm Pin Header
PCB Length 65mm
PCB Width 13mm
Working Temperature -10°C to 50°C
Net Weight 15 grams

5 reviews

A

Anonymous

Apr 06, 2026

Rating: 5/5

Fast Response

No lag detected during high speed runs. The digital output is clean and reliable for microcontrollers.

A

Anonymous

Mar 30, 2026

Rating: 5/5

Robust Design

PCB quality is solid, soldering points are clear. Used it for a competition robot without issues.

A

Anonymous

Mar 29, 2026

Rating: 4/5

Good but sensitive

Works well after tuning the potentiometer. Needed some adjustment for outdoor lighting conditions.

A

Anonymous

Mar 07, 2026

Rating: 5/5

Excellent Precision

The 8 channels provide smooth line tracking for my Arduino robot. Very satisfied with the detection accuracy.

A

Anonymous

Mar 02, 2026

Rating: 5/5

Great for Arduino

Easy to interface with Uno and Mega boards. Pinout is standard and documentation was helpful.

5 FAQ

Q: What is the detection height?

A: Optimal range is 5mm to 10mm from the surface for best accuracy.

Q: Is there a library available?

A: We provide sample code on our product page compatible with common IDEs.

Q: Can it detect green tape?

A: Yes, green line detection is supported along with red, black, and white.

Q: Does this work with Raspberry Pi?

A: Yes, compatible with GPIO pins operating at 3.3V logic levels.

Q: How to adjust sensitivity?

A: Use the blue potentiometer on the board to calibrate based on surface reflection.

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