Usage Tips:<p > Description </p > <p > Features: </p > <p > brand and </p > <p > The input voltage range of 4-40V, the output voltage range of 1.25-36V. The digital display is the output voltage. </p > <p > Adjust the potentiometer knob: clockwise to adjust the output voltage is increased; counter-clockwise, the output voltage is reduced; </p > <p > After re-regulate the voltage connected load and prevent damage to the load. </p > <p > The low voltage display precision- 0.01V, high-voltage display accuracy 0.1V </p > <p > With short circuit protection, input reverse polarity protection, over-temperature protection (over temperature cut off the output) </p > <p > </p > <p > Specifications: </p > <p > Product Name: DC voltage regulator module. </p > <p > Product Type: XH-M404 </p > <p > Voltage mode: PWM modulation. </p > <p > Input voltage: DC4-40V. </p > <p > Output voltage: DC1.25-36V. </p > <p > Maximum-current: 8A (long work proposals 5A). </p > <p > Maximum-power: 200W. </p > <p > Conversion efficiency: 94%. </p > <p > Switching Frequency: 180KHz. </p > <p > </p > <p > Note: </p > <p > Please keep the input and output differential pressure above 2V </p > <p > Long distance running current is recommended. If the power is too high, please add fans or other ways to enhance- heat dissipation </p > <p > This module is a step-down module, not a step up module </p > <p > Please allow 1-3mm measuring deviation due to manual measurement. </p > <p > </p > <p > Package includes: </p > <p > 1PC x XH-M404 DC Voltage Regulator Module y </p >