Mini DC-DC Step-down Module 12-100V to 5V/12V 3A Buck High Efficiency Low Ripple

DC 6V~32V, 6V~40V to 5V 9V 12V 24V 3A Low Ripple Converter Buck Step Down Module

DC-DC 2.5V-15V To 3.3V/4.2V/5V/9V/12V Automatic Buck-Boost Step Up Down Module

DC-DC Buck-Boost Module 3.6-32V to 5V 9V12V 5A Low Ripple High Conversion Module

DC-DC Buck-Boost Module 3.6-32V to 5V9V12V 5A Output Low Ripple High Conversion