Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Sensors |
| Origin | - |
| Channel Count | 8 Channels |
| Sensor Type | Infrared (IR) |
| Calibration Method | One-Key Auto Calibration |
| Operating Voltage | 3.3V - 5V DC |
| Output Signal | Digital TTL Level |
| PCB Dimensions | 75mm x 25mm |
| Mounting Hole Diameter | 3mm |
| Compatible Platforms | Arduino, Raspberry Pi, STM32 |
| Indicator LEDs | 8x Power/Signal Status LEDs |
| Cable Interface | Standard 2.54mm Pitch Header |
Anonymous
Mar 29, 2026
Rating: 5/5
Excellent sensitivity adjustment
The potentiometer allows for fine-tuning based on ambient light conditions. Works flawlessly on black tape against a white background. Highly recommended for competitive sumo or racing bots.
Anonymous
Mar 23, 2026
Rating: 3/5
Works well but needs careful mounting
The sensor works as advertised, but you need to mount it at the precise height specified in the manual for optimal performance. A little trial and error was needed for my specific chassis.
Anonymous
Mar 17, 2026
Rating: 4/5
Good value, clear documentation
As a beginner, I appreciated the clear pinout labels on the board. It took me a few tries to get the calibration right, but once set, the robot follows lines very accurately.
Anonymous
Mar 11, 2026
Rating: 4/5
Great for classroom projects
Bought five of these for our high school robotics club. They are robust and easy to interface with Arduino. Only minor issue is the included cables are a bit short, but that's easily fixed.
Anonymous
Mar 10, 2026
Rating: 5/5
Superior to generic alternatives
The build quality is noticeably better than cheaper unbranded versions. The IR sensors respond quickly to changes in the line, allowing for higher speed navigation without losing the path.
Anonymous
Mar 09, 2026
Rating: 5/5
Perfect for complex line following
The 8-channel setup provides much smoother tracking than the standard 3 or 5 channel modules I've used before. The one-key calibration is a huge time saver when switching between different track tapes.
Q: Can this module be used directly with a 5V Arduino Uno without a logic level converter?
A: Yes, the module operates on 3.3V to 5V and outputs TTL levels compatible with 5V microcontrollers like the Arduino Uno.
Q: Does this support analog output or only digital?
A: This specific model provides digital output signals for each of the 8 channels. If you require analog readings, please check our analog sensor series.
Q: How do I perform the one-key auto calibration?
A: Place the robot on a solid black surface, press and hold the calibration button for 3 seconds until the LEDs flash, then release. It is now calibrated.
Q: Is the cable included in the package?
A: Yes, the package includes one 20cm Dupont wire cable set for easy connection to your microcontroller.
Q: What is the recommended distance between the sensor and the floor?
A: For best results, we recommend mounting the module approximately 10mm to 15mm above the tracking surface.
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