Attributes

Brand	-
Category	Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals
Origin	-
Operating Voltage	3.3V - 5V DC
Detection Range	1mm - 25mm
Output Signal	Digital TTL
Comparator IC	LM393
PCB Length	32mm
PCB Width	14mm
Mounting Hole Diameter	3mm
Power Indicator	Red LED
Output Indicator	Green LED
Connection Interface	4-Pin Header

5 reviews

Anonymous

Apr 02, 2026

Rating: 4/5

Good value sensor

Solid build quality. Detection range is decent but depends on ambient light. Make sure to test indoors first.

Anonymous

Feb 10, 2026

Rating: 3/5

Sensitivity varies

One module was a bit less sensitive than the others. Still usable after tweaking the pot. Shipping was fast.

Anonymous

Feb 06, 2026

Rating: 5/5

Great for line following

Bought 5 of these for a school project. All worked perfectly. The output is clean and easy to read.

Anonymous

Feb 02, 2026

Rating: 5/5

Reliable IR Sensor

Using this for obstacle avoidance as well. Works well on dark surfaces. Very compact size.

Anonymous

Jan 21, 2026

Rating: 5/5

Perfect for Arduino

Works flawlessly with my Arduino Uno. Calibration was easy using the potentiometer. Highly recommend for beginners.

5 FAQ

Q: Can this run on 3.3V logic?

A: Yes, the module supports 3.3V to 5V operating voltage.

Q: How do I adjust the detection range?

A: Use the blue potentiometer on the board to tune sensitivity.

Q: Is this compatible with Raspberry Pi?

A: Yes, as long as you connect the digital output to a GPIO pin.

Q: Does it work in sunlight?

A: Infrared sensors can be affected by strong sunlight. Indoor use is recommended.

Q: How many pins does it have?

A: It has 4 pins: VCC, GND, DO (Digital Out), and AO (Analog Out).

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