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DC-DC DC 4.5-40V ke 5V 2A, modul konverter Step Down Buck pengisi daya USB tampilan LED Voltmeter voltase Meter

USD 1.92USD 3.20

DC-DC DC 4.5-40V ke 5V 2A, modul konverter Step Down Buck pengisi daya USB tampilan LED Voltmeter voltase Meter

Description
Specification
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