Features 1、4 USB Ports: The buck power supply converter board is designed with 4 USB interfaces, DC 12V 24V 40V to 5V 5A. 2、High Efficiency: Adopts high efficiency, synchronous rectification method, the efficiency is as high as 94% or more. 3、Brass Ports: The 4 USB ports of the converter board are made of brass material, which has good conductivity and corrosion resistance. 4、Excellent Chip: A5268 chip protection mechanism, the converter module is safe to operate and has excellent performance. 5、Compact Size: The buck converter module is small and compact, does not take up space for installation, and has a wide range of applications. Specification Item Type: Power Converter Board Product Material: PCB Output Current: 5A Chip: A5268 Package List 1 x Power Converter Board