- Soldered connections for reliable wiring. IN is the input, OUT is the output, so you can easily identify and connect the terminals. - Durable performance with long service life. The module offers stable operation, simple mounting, and convenient installation. - Stable operation and broad applicability. Designed for continuous use and a wide range of applications in electronics projects and systems. - High quality materials. Made from premium resin material, environmentally friendly, with good heat management and reliable low temperature operation. - Use scenarios: - Power a microcontroller and sensors in a portable or battery powered device by stepping down a higher voltage to a stable rail. - Provide a regulated supply for a small LED driver, display, or instrumentation module in a compact project or cabinet. - Use in solar powered or remote systems to convert panel voltage to a consistent voltage for control boards and peripherals.