High-Efficiency Output& Adjustable Voltage Regulator: Attain up to 92% conversion efficiency with this step-down regulator, guaranteeing stable and efficient voltage control for your devices within the range of 1.25V to 35V. Conveniently customize the output voltage using a precise multi-turn potentiometer, offering flexibility for powering a broad spectrum of electronic projects and devices Wide Input Voltage Range: The LM2596 buck converter accommodates a wide range of input voltages from 3V to 40V, making it suitable for diverse applications such as DIY electronics, solar power systems, and more. (The input voltage must be at least 1.5V higher than the output voltage; no boost function) Integrated Thermal Protection: The incorporated thermal shutdown and current limit protection defend your devices against overheating and overload, lengthening the service life of your components Features& Application: Composed of SANYO solid capacitors, 36μ thick PCB, high-Q inductors, and an LED output indicator for improved performance and dependability. Ideal for DIY power bank undertakings, energizing monitors, communication apparatuses, and numerous other electronic devices Space-Saving & Robust Build: The LM2596 dc to dc buck converter possesses a compact and strong PCB design, facilitating seamless integration into small spaces in your projects while keeping reliable performance LYLANMO LM2596 DC to DC Buck Converter 3.0-40V to 1.5-35V DIY Power Supply Step Down Module Adjustable Voltage Regulator Electronic Voltage Stabilizer（Pack of 20）