4 Channel Usb QC3.0 QC2.0 DC-DC Buck Converter Charging Step Down Module 6-32V 9V 12V 24V To Fast Quick Charger Circuit Board 5V

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4 Channel USB QC3.0 QC2.0 DC-DC Buck Converter Charging Step Down Module 6-32V 9V 12V 24V To Fast Q…

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1,24$

4 Channel USB QC3.0 QC2.0 DC-DC Buck Converter Charging Step Down Module 6-32V 9V 12V 24V To Fast Quick Charger Circuit Board 5V