Features: 600W adjustable bucked power module provides excellent energy conversion efficiency, suitable for electronic devices that require stable current output. Accurate voltages regulation equipped with built-in cooling fan, ensuring that your equipment always operates at its optimal. Supports a variety of consumer electronic devices, suitable for projects, laboratory research, industrial control, and other occasions. Its flexible voltages regulation ranges meets the needs of different devices, making it great for electronics enthusiasts and professional engineers. The sturdy structure combining plastic and metal enhances overall durability and is suitable for long-term use. Integrated overcurrent, over temperature, and short circuit protections functions ensuring the safety of equipment and users. Specifications: Component: plastic shell, metal internal components Size: approx. 135x72mm/5.31x2.83inch Input: DC25-120V Output: DC1.2-75V adjustable Current: 20A Power: 600W (with a large voltages difference, adjust the current according to the heating situation) Anti backflow diode has been added to the output terminals Package Includes: 1Pc 600w Adjustable Step Down Power Module note: This module cannot step up voltages and can only be used for voltages reduction. Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.