DROK® DC / DC Micro DC 5-40V LM2596 1 25-37V Buck Converter DIY Adjustable Output Voltage Transformer Step-down Buck Converters Wandler Voltage Power Supply Module Digital Controller Board LED Display Voltmeter

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  • small handy voltage regulator of  

    DROK® DC / DC Micro DC 5-40V LM2596 Buck Converter to 1,25-37V DIY Adjustable Output Voltage Transformer Step-down Buck Converters Wandler Voltage Power Supply Module Digital Controller Board LED Display Meter (Electronics)
    Super convenient device to regulate voltage. Little more LEDs to see if it displays the input voltage or super simple sortie.réglage. Nothing to say.
    Buy at Amazon.com

  • Very good, very accurate  

    DROK® DC / DC Micro DC 5-40V LM2596 Buck Converter to 1,25-37V DIY Adjustable Output Voltage Transformer Step-down Buck Converters Wandler Voltage Power Supply Module Digital Controller Board LED Display Meter (Electronics)
    Voltmeter integrate very reliable. The output voltages can be set reliably and accurately (1/10 and 5/100 with integrated display or better with a good voltmeter). Furthermore the output terminals are very convenient not need the soldering iron. The
    Buy at Amazon.com