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Home / Computer Hardware, Monitors & Peripherals / Zave IR Obstacle Avoidance Module Smart Car Wall Sensor Adjustable Distance Reflective Photoelectric Switch

Attributes

Brand -
Category Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals
Origin -
Brand Zave
Model Number ZV-IR-OA05
Operating Voltage 3.3V - 5V DC
Detection Distance 2cm - 40cm
Output Type Digital Signal (TTL)
Comparator IC LM393
LED Indicators Power and Detection Status
PCB Dimensions 32mm x 14mm
Mounting Hole Diameter 3mm
Interface 3-Pin PH2.54 Header

5 reviews

A

Anonymous

Mar 22, 2026

Rating: 5/5

Great Value for Money

Bought 10 of these for a robotics class. All units worked out of the box. The build quality is solid for the price point.

A

Anonymous

Feb 27, 2026

Rating: 4/5

Works Well Indoors

Great sensor for indoor use. Just note that strong sunlight can interfere with the infrared signal, so keep it away from windows.

A

Anonymous

Feb 27, 2026

Rating: 5/5

Excellent for Robotics Projects

Used this on my Arduino smart car project. The detection range is consistent and easy to adjust with the potentiometer. Highly recommend for beginners.

A

Anonymous

Feb 26, 2026

Rating: 5/5

Easy to Adjust Sensitivity

The blue potentiometer makes tuning the detection distance very straightforward. No complex coding required for basic obstacle avoidance.

A

Anonymous

Feb 08, 2026

Rating: 4/5

Good Detection Accuracy

Range is accurate as described. I wish it came with jumper wires, but the header pins are standard size so any generic wire works.

5 FAQ

Q: Is this compatible with STM32 microcontrollers?

A: Yes, as long as your STM32 board operates at 3.3V or 5V logic levels, this module is fully compatible.

Q: Can I use this sensor for outdoor robotics?

A: We do not recommend outdoor use. Direct sunlight contains infrared light which can interfere with the sensor's accuracy.

Q: Does this module provide analog output values?

A: No, this module outputs a digital signal (0 or 1) via the LM393 comparator. It is designed for obstacle detection rather than distance measurement.

Q: What is the maximum input voltage this module can handle?

A: The recommended operating voltage is 3.3V to 5V DC. Please do not exceed 5V to avoid damaging the comparator chip.

Q: Are connection cables included in the package?

A: The package includes the sensor module with header pins installed. Jumper wires are not included but can be purchased separately.

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