This module is a type of  DC-DC step-down voltage regulator that efficiently reduces a higher input voltage to a lower output voltage.
Features and Specifications
Input voltage: DC 6-24V
Output voltage: 1 - 5.2V
Output current: 3A
Application Commonly used in battery-powered devices, embedded systems, and power supplies where stable and lower voltages are required to power components such as microcontrollers, sensors, and other electronics.