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Sensor Module

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Photoelectric counter module, motor speed measuring module

1. the onboard LM393 voltage comparators and a photoelectric counting sensor chip

2. support 5V/3.3V input voltage

3. on-board signal output indicator, the output signal can be directly and single-chip IO connection

4. can be used for counting, motor speed etc

5. PCB size: 24 (mm) x15 (mm)