This module is an adjustable boost module, you can change the output voltage by adjusting the precision multi-turn adjustable potentiometer on top of the module. Clockwise buck, counterclockwise boost. Small size, easy to install.
Product details Input Voltage: 3.5 -32V
Output Voltage: DC 6V-35V continuously adjustable.
Conversion efficiency: 96% (MAX)
Output current: 4A
IN+: Input positive
IN-: Input negative
OUT+: Output positive
OUT-: Output negative
Cautions: When the ambient temperature exceeds 40 degrees or the output power is large, please use it in low ambient temperature or strengthen the heat dissipation.