Photo 1 of HiLetgo 2pcs LM2596 Adjustable DC-DC Step Down Buck Power Convert Module 4.0-40V Input to 1.25-37V Output with LED Voltmeter Display

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Photo 1 of HiLetgo 2pcs LM2596 Adjustable DC-DC Step Down Buck Power Convert Module 4.0-40V Input to 1.25-37V Output with LED Voltmeter Display