50pcs/lot IR19-21C/TR8 infrared emission tube wavelength 940nm SMD 0603 angle ± 150° billion light

50pcs/lot IR19-21C/TR8 infrared emission tube wavelength 940nm SMD 0603 angle ± 150° billion light
sku: 1005003420841677
$6.20
Shipping from: China
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