LM2596 Step-Down Buck Converter Module with Digital Voltmeter

[ADJUSTABLE OUTPUT] Easily steps down voltage from 4.0V-40V to 1.25V-37V with precise control for a variety of electronics projects. [DIGITAL VOLTMETER DISPLAY] Built-in LED screen shows real-time input or output voltage, making monitoring easy and efficient. [HIGH-EFFICIENCY PERFORMANCE] LM2596 chip delivers up to 92% efficiency with excellent heat dissipation and stable output. [WIDE APPLICATIONS] Ideal for Arduino, Raspberry Pi, battery chargers, LED strips, robotics, and DIY electronics projects. [BUILT-IN SAFETY FEATURES] Equipped with thermal shutdown and short-circuit protection to ensure safe and reliable operation.