ALLECIN 5mm 3mm 940nm Infrared Emitter and 940nm IR Receiver Diode 1738 1838 0038 1638 IR Receivers Tube Kit - commonly used electronic components. ALLECIN 5mm 3mm 940nm Infrared Emitter and 940nm IR Receiver Diode 1738 1838 0038 1638 IR Receivers Tube Kit.
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