DC-DC USB Step Up & Step Down Adjustable Converter Module

USB boost/buck power supply module, powered by USB, adjust potentiometer to get the required voltage.

Features:
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.
Parameters:
Input voltage: DC 3.5-12V.
Output voltage: DC 1.2-20V.
Output power:
Input 1.2-2V, output power within 2W.
Input 2V-20V, output power within 3W.
Input 20V-24V, output power within 2.5W.
Display: 3Bit digital tube display.
Size: 80x22x14mm.
Using Steps:
Input voltage from Standard USB or Micro USB or ‘VIN+’ and ‘VIN-’
Turn ON display screen.
Adjust potentiometer to get the required voltage.