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Flat top 5mm IR LED 940nm Infrared Transmitter light emitting diode ir chip for smoke sensor Flat top 5mm IR LED---Lanjin catalog.pdf Features: Well.....
5mm IR LED Photo Transistor 940nm Infrared Dip Led Diode IR Emitter Receiver Photosensitive Tube 5mm Infrared Dip Led Diode---Lanjin catalog.pdf 5mm ....