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12V 24V to 5V 10A 5A 3A Step Down DC DC Converter Buck to 5 Volt Voltage Regulator 50W 24V 12 Volt LED Power Supply for Cars

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12V 24V to 5V 3A DC DC Step Down Buck Converter Mini USB Micro USB Type-C Power Supply Module CE ROHS Certificated waterproof

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Buck Constant Voltage Constant Current Converter DC12-75V To 5V 12V 24V48V 600W 25A High Power Adjustable Step Down Power Module

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