Jehiatek DC-DC 5V to 3.3V 9V 12V 24V USB Step UP / Down Power Supply Module Adjustable Boost Buck Converter Out DC 1.0V-24V Red
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1.Low power supply 2.Wide voltage output 3.Support boost and buck 4.Long handle potentiometer adjustment 5.-DP is a DC adjustable step up/down power...
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