USB boost/buck power supply module, powered by USB, adjust potentiometer to get the required voltage.
One button to turn off the output;
Supply ON/OFF display screen;
Support low power mode;
Support sleep mode;
Support both standard USB and Micro-USB and pads input voltage;
Potentiometer with rotating handle.
Input voltage: DC 3.5-12V;
Output voltage:DC 1.2-24V;
Input 1.2-2V,output power within 2W;
Input 2V-20V,output power within 3W;
Input 20V-24V,output power with in 2.5W;
Display:3Bit digital tube display;
Input voltage from Standard USB or Micro-USB or