A
Anonymous
Mar 13, 2026
Rating: 5/5
Perfect sensor
Detects obstacles reliably in my robot car. I haven't experienced any false positives yet.
Description
Robot line tracking sensor module; 22 years of component expertise
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Brand | TELESKY |
| Sensor Type | Infrared (IR) Reflective |
| Operating Voltage | 3.3V - 5V DC |
| Output Signal | Digital Switching (0 and 1) |
| Detection Range | 2cm - 30cm Adjustable |
| PCB Dimensions | 3.2cm x 1.4cm |
| Comparator Chip | LM393 Wide Voltage Comparator |
| Indicator LEDs | Power and Output Status |
| Compatibility | Arduino, STM32, ESP8266, Raspberry Pi |
| Mounting Holes | 3mm Diameter |
5 reviews
A
Anonymous
Feb 27, 2026
Rating: 5/5
Great value
Better than expected for the price point. I bought extra for future projects.
A
Anonymous
Feb 19, 2026
Rating: 5/5
Fast delivery
Arrived quickly and packaged securely. No damage to the PCB or headers.
A
Anonymous
Feb 11, 2026
Rating: 5/5
Excellent for beginners
Very easy to integrate with my Arduino project. The instructions were clear and the sensor responded immediately.
A
Anonymous
Jan 28, 2026
Rating: 4/5
Good quality
Works well but needs calibration for different surfaces. Once adjusted, the line following is smooth.
5 FAQ
Q: Are headers included?
A: Yes, male headers are pre-soldered on the board for easy connection.
Q: Can I use this outdoors?
A: It is designed for indoor use; sunlight may interfere with IR sensors.
Q: Does this work with Raspberry Pi?
A: Yes, it is compatible with 3.3V logic boards like the Raspberry Pi.
Q: How do I adjust sensitivity?
A: Use the blue potentiometer on the board to adjust the detection range.
Q: What is the detection angle?
A: The effective detection angle is approximately 60 degrees.
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