DC -DC 4A DC 5.5-30V to DC 0.5-30V 0.3-3A Automatic Step-Down Step-up Regulating Constant Current Regulator with LCD Digital Display Power Module
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KNACRO
{"Package Dimensions": "5.91 x 4.17 x 0.71 inches", "Item Weight": "1.72 ounces", "Is Discontinued By Manufacturer": "No", "Date First Available": "July 28, 2018", "Manufacturer": "KNACRO"}