A
Anonymous
Apr 05, 2026
Rating: 4/5
Sensitive but Good
Works well indoors. Sunlight interferes a bit outdoors but overall good value.
Description
Infrared Sensor Module for Line Tracking and Obstacle Avoidance, Reflective Photoelectric Smart Car Dual-Tube Photoelectric Switch
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Operating Voltage | 3.3V to 5V DC |
| Detection Range | 2cm to 30cm (Adjustable) |
| Output Type | Digital TTL Output (High/Low) |
| Compatibility | Arduino, Raspberry Pi, LEGO Technic |
| PCB Dimensions | 32mm x 14mm x 10mm |
| Indicator LED | Power and Detection Status |
| Calibration | Blue Potentiometer for Sensitivity |
| Operating Temperature | -10°C to +50°C |
| Current Consumption | Approx 20mA |
| Package Weight | 5 grams |
5 reviews
A
Anonymous
Mar 31, 2026
Rating: 5/5
Perfect Obstacle Avoidance
Response time is very fast. Calibrated easily with the potentiometer.
A
Anonymous
Mar 12, 2026
Rating: 5/5
Great for Line Followers
Used this for my high school robotics project. The LEGO compatibility made mounting super easy.
A
Anonymous
Feb 23, 2026
Rating: 5/5
Fits LEGO Beams
Finally a sensor that fits standard Technic pins without glue. Very happy.
A
Anonymous
Feb 20, 2026
Rating: 5/5
Easy to Code
Worked straight out of the box with Arduino libraries. Great documentation.
5 FAQ
Q: Can I use this with 3.3V logic?
A: Yes, it supports 3.3V to 5V input.
Q: What is the refresh rate?
A: The module responds almost instantly, suitable for fast-moving robots.
Q: Does it come with mounting screws?
A: It includes pins compatible with LEGO Technic and standard headers.
Q: How do I change the detection distance?
A: Turn the blue potentiometer on the board clockwise or counter-clockwise.
Q: Is this waterproof?
A: No, this is an electronic component and should be kept dry.
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