DC-DC Boost Converter Step Up Voltage Adjustable Module LM2577 2A Output Modules nature: Non-isolated step-up (Boost) Input current: 3A (max), Rated current:2A Input voltage: 3.5V-35V Output voltage: 5V-56V (Must ensure that set the output voltage is higher than the input voltage) Dimension: 43mm*30mm*12mm