USB Input Regulator DROK 2pcs DC 35V12V to 12V24V Buck Boost Converter Board 33V 5V 9V Adjustable Output Power Supply Step Up Down Voltage Transformer Module

DROK DC-DC USB Input Step Up/Down Voltage Regulator Board Parameter: Input voltage range: DC 3.5-12V Output voltage range: DC 1.2-24V adjustable Output Power: When output voltage is 1.2v~2v, please use it within 2W; When output voltage is 2v~20v, please use it within 3W; When output voltage is 20v~24v, please use it within 2.5W. Display: 3-Bit digital display Size: 80*20*14mm Direction of Potentiometer Knob: clockwise --- increase voltage; counter-clockwise --- decrease voltage. ON/OFF Button: Short press --- turn on/off the output; Hold press --- turn on/off the display. Using Steps: 1. Connect the input voltage. 2. Turn on the display screen. 3. Rotate the potentiometer knob to get the required voltage. 4. Connect the load. Input Method: USB male port input; Micro USB port input; Solder terminal input. Note: This buck boost converter module is not a high power supply, please use it within the power range listed above. Package Included: 2x USB Input Regulator Board