Advanced thickened PCB enables robust high performance with built in short circuit and over temperature protection. LM2596 based adjustable buck converter module suitable for electronics enthusiasts, hobbyists and engineers. Thickened PCB design improves heat dissipation and reliability under load. High conversion efficiency reduces energy waste and minimizes heat generation. Easy to use: adjustable output via a small potentiometer and straightforward input/output wiring. Protective features include short circuit protection and over temperature protection for safer operation. Compact, durable construction using quality components to support everyday project use. Compatible with common DC power sources and loads, making it a versatile regulator for a range of applications. Use scenarios - Power supply for microcontroller and embedded projects from battery or higher voltage sources. - Adjustable LED driver or sensor/network power regulator in hobbyist electronics work. - Small robotics or motion control projects requiring a reliable, tunable voltage regulator.