50-1PCS DC-DC Buck Converter Board Adjustable Constant Current Driver 5V-30V To 3.3V 5V 9V 12V 3A DC-DC Step-Down Power Module

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~~2,92 $~~ Sconto del - 50%

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50-1PCS DC-DC Buck Converter Board Adjustable Constant Current Driver 5V-30V To 3.3V 5V 9V 12V 3A DC-DC Step-Down Power Module

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50-1PCS DC-DC Buck Converter Board Adjustable Constant Current Driver 5V-30V To 3.3V 5V 9V 12V 3A D…

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1,46$ 2,92 $

50-1PCS DC-DC Buck Converter Board Adjustable Constant Current Driver 5V-30V To 3.3V 5V 9V 12V 3A DC-DC Step-Down Power Module

50-1PCS DC-DC Buck Converter Board Adjustable Constant Current Driver 5V-30V To 3.3V 5V 9V 12V 3A DC-DC Step-Down Power Module