1-50pcs DC-DC Synchronous Rectifier Buck Converter Power Module 5.5V-32V Step-down 12V 24V 5V 1A Voltage Regulator LM7805

1-50pcs DC-DC Synchronous Rectifier Buck Converter Power Module 5.5V-32V Step-down 12V 24V 5V 1A Voltage Regulator LM7805

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