Fangrui Product Details Versatile Input/output Ranges: This Advanced Dc-dc Converter Supports A Wide Input Voltage Range From 6-36v And Offers An Adjustable Output Voltage From 0.5-36v. The Unit Provides Up To 5a Of Current And 90w Maximum Output, Ideal For Electronic Applications And Experiments. Advanced Safety Features: Equipped With Anti-reverse Protection To Prevent Damage From Incorrect Connections, And Anti-backflow Protection For Safe Battery Charging Without Additional Diodes. Our Modules Smart Software Protection Mechanisms Adjust Thresholds Automatically To Prevent Overload, Enhancing Modules Reliability And Durability. User-friendly Interface: The Module Includes A 1.8 Inch Lcd Screen For Clear Display Of Voltage, Current, Power, Ah, Wh, Time, And Temperature. Paired With Comfortable Silicone Buttons, The Design Ensures A User-friendly Experience And . Broad Application Potential: For Use As A Standard Buck/boost Module With Over-current Protection, A Driver For High-power Leds, A Diy Solar Power Controller,