DD4012SA Buck Converter Module – 5V~40V to 3V/3.3V/5V/9V/12V Step-Down Regulator, 1A Output for DIY Electronics

DD4012SA Buck Converter Module – 5V~40V to 3V/3.3V/5V/9V/12V Step-Down Regulator, 1A Output for DIY Electronics

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