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