1-10Pcs TCRT5000 Infrared Reflective Sensor Ir Photoelectric Switch Barrier Line Track Module For Arduino Diode Triode 3.3V

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1-10Pcs TCRT5000 Infrared Reflective Sensor Ir Photoelectric Switch Barrier Line Track Module For Arduino Diode Triode 3.3V

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1-10pcs TCRT5000 Infrared Reflective Sensor IR Photoelectric Switch Barrier Line Track Module For A…

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1-10Pcs TCRT5000 Infrared Reflective Sensor Ir Photoelectric Switch Barrier Line Track Module For Arduino Diode Triode 3.3V

1-10pcs TCRT5000 Infrared Reflective Sensor IR Photoelectric Switch Barrier Line Track Module For Arduino Diode Triode 3.3v