200PCS 3523 3216 4030 IR LED Emitting Diode 940nm Emitter Receiver Infrared Transmitter Phototransistor Photodiode Invisible

200PCS 3523 3216 4030 IR LED Emitting Diode 940nm Emitter Receiver Infrared Transmitter Phototransistor Photodiode Invisible
sku: 1005004952245517
$15.00
Shipping from: China
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