Feature:1. ADJUSTABLE POWER SUPPLY: This adjustable buck converter module supports a wide input voltage range of 4 to 38V, allowing for a flexible output voltage range of 1.25 to 30V, making it suitable for various applications.2. POWERFUL AND EFFICIENT: With high power capacity and efficiency, this buck converter module delivers stable and reliable power with low ripple, ensuring optimal performance of your electronic devices.3. CONVENIENT POWER INDICATOR: Equipped with power indicator light, this module provides clear and intuitive status indication, allowing for easy monitoring of its operation.4. MULTI FEATURES: With current limiting, voltage stabilization, and voltage reduction functions, this module ensures the safety and stability of your power supply system.5. MULTI PURPOSE: This versatile module can also serve as a high power LED constant current driver module and a USB interface lithium battery charging module.Specification:Item Type: Adjustable Buck Converter ModuleMaterial: PCBModel: XH M133Input Voltage: 4-38VOutput Voltage: 1.25-30VOutput Current: Maximum 5AOutput Power: Recommended 50WWorking Temperature: -40 to 85.Package List:1 x Adjustable Buck Converter Module