DC Buck Converter, Yeeco DC-DC Step Down Converter 4.5-30V 24V to 0.8-30V 12V 5V Voltage Regulator Adjustable Volt Transformer Board Power Supply Module Step Down Voltage Reducer Yeeco DC Buck Converter can be used in the field of the input voltage is higher than the output voltage of the buck Our power supply board ,Terminal terminals, solderless V-IN as an input, V-OUT output, with housing modules for wire bonding output. the voltage transformer module,LED indicator in the module, showing the operating status of this board clear DC-DC Step Down Voltage Regulator,screw holes in the board more conveniently and easier to mount the module Volt Reducer Board Power Supply Module,Short circuit protection: (limit current 14A), Over temperature protection: (over temperature shutdown automatically output)