A
Anonymous
Apr 02, 2026
Rating: 5/5
Reliable motion detection
Using it for alarm system prototype. No false positives in the hallway so far.
Description
Miniature PIR Motion Sensor Module, Infrared Pyroelectric Human Body Infrared Sensor Module
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Operating Voltage | DC 3.3V to 5V |
| Detection Range | 3 to 7 meters |
| Detection Angle | 110 degrees cone |
| Output Signal | High (3.3V) / Low (0V) |
| Trigger Mode | L (Low) or H (High) selectable |
| Delay Time | Adjustable 5s to 200s |
| Blockade Time | 2.5 seconds default |
| PCB Size | 32mm x 24mm |
| Operating Temperature | -20°C to +80°C |
| Current Consumption | < 50uA standby |
5 reviews
A
Anonymous
Mar 26, 2026
Rating: 5/5
Works as expected
Great for my smart home project. The sensitivity is adjustable which is a nice touch.
A
Anonymous
Mar 04, 2026
Rating: 3/5
Pinout confusing
Diagram on back was faint. Had to look up the datasheet online to confirm wiring order.
A
Anonymous
Feb 19, 2026
Rating: 4/5
Good sensor
Range is accurate but needs calibration. Took me a few minutes to set the potentiometer correctly.
A
Anonymous
Jan 30, 2026
Rating: 5/5
Bulk buy quality
Bought 10 for class, all work perfectly. Students found them easy to integrate with Arduino.
5 FAQ
Q: Does it generate heat?
A: No, it operates at low power and stays cool during operation.
Q: How do I adjust the time?
A: Use the orange potentiometer labeled TIME on the board.
Q: What microcontroller works best?
A: Compatible with Arduino, ESP32, and Raspberry Pi.
Q: Can it detect through glass?
A: No, infrared cannot pass through glass effectively.
Q: Is this waterproof?
A: No, please use an enclosure for outdoor use.
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