1-10pcs LM2596 DC-DC Step-down Power Supply Module 3A Adjustable Step-down Module Voltage Regulator 24V 12V 5V 3V For arduino

1-10pcs LM2596 DC-DC Step-down Power Supply Module 3A Adjustable Step-down Module Voltage Regulator 24V 12V 5V 3V For arduino

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