DC 4.75-40V 1A to 3V 5V 12V Regulator Board DC-DC Step-Down Converter Module Buck Power Supply Module PWM/PFM Modes Conversion
USD 3.03USD 6.18
DC 4.75-40V 1A to 3V 5V 12V Regulator Board DC-DC Step-Down Converter Module Buck Power Supply Module PWM/PFM Modes Conversion