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3A 30W DC 5.5V-30V to DC 0.5 -30V CV Adjustable Step Up Down Buck Boost Converter Power Supply Board Module Voltage Regulator

USD 1.38USD 1.55

3A 30W DC 5.5V-30V to DC 0.5 -30V CV Adjustable Step Up Down Buck Boost Converter Power Supply Board Module Voltage Regulator

Description
Specification
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