This converter module is provided with a voltage regulator word by the output voltage of between 5 and 40 volt can be set individually. It works with an especially high efficiency of up to 94 percent. There is also a MOSFET amplifier is integrated. https://elecena.pl/product/28015606/joy-it-step-up-converter-development-board-5-40v-output-with-94-efficiency 2025-03-12 https://elecena.pl/product/28015606/joy-it-step-up-converter-development-board-5-40v-output-with-94-efficiency 2025-07-18 https://elecena.pl/product/28015606/joy-it-step-up-converter-development-board-5-40v-output-with-94-efficiency 2025-08-07 https://elecena.pl/product/28015606/joy-it-step-up-converter-development-board-5-40v-output-with-94-efficiency 2025-09-17