(2Pcs/Lot)Mini DC-DC Adjustable Buck Module Efficiency 97.5% 12V/24V To 5V

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(2Pcs/Lot)Mini DC-DC Adjustable Buck Module Efficiency 97.5% 12V/24V To 5V

AC/DC to DC Buck Step Down Converter Power Supply Module LM2596HV DC 5V-50V 3A