DC-DC USB step up/down power supply module boost converter 5V to 3.3V/12V

1.Description: USB boost/buck power supply module, powered by USB, adjust potentiometer to get the required voltage. 2.Features: 1>.One button to turn off the output; 2>.Supply ON/OFF display screen; 3>.Support low power mode; 4>.Support sleep mode; 5>.Support both standard USB and Micro USB and pads input voltage; 6>.Potentiometer with rotating handle. 3.Parameters: 1>.Input voltage: DC 3.5-12V; 2>.Output voltage:DC 1.2-24V; 3>.Output power: Input 1.2-2V,output power within 2W; Input 2V-20V,output power within 3W; Input 20V-24V,output power with in 2.5W; 4>.Display:3Bit digital tube display; 5>.Size:80*20*14mm. 4.Use steps: 1>.Input voltage from Standard USB or Micro USB or ‘VIN+’ and ‘VIN-’; 2>.Turn ON display screen; 3>.Adjust potentiometer to get the required voltage; 4>.Connect load. 5.Application: 1>.Ordinary power supply; 2>.Battery charger; 3>.LED drive power; 4>.Instrument voltage display; 5>.Test meter; 6>.Circuit test; 7>.Power conversion. 6.Package include: 1>.1pcs XY-UP USB boost/buck power supply module 7.Note: 1>.It is not a high power supply, please use it within the power range. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.