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LM317 Adjustable Voltage Regulator DC 3-30V AC 3-20V to 1.25-28V Step Down Buck Converter Module with LED Digital Voltmeter

USD 3.64USD 6.07

LM317 Adjustable Voltage Regulator DC 3-30V AC 3-20V to 1.25-28V Step Down Buck Converter Module with LED Digital Voltmeter

Description
Specification
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