Feature:1. DC Power Supply: The digital power converter board can convert 10100V input to 090V output, provide you with stable and high power supply.2. High Efficiency: With a high conversion efficiency, the adjustable buck module also ensures the output current and voltage are constant.3. Digital Display: Equipped with a LCD, the voltage buck module with cooling fan supports flexible adjustment with high work performance.4. Extensive Using: Allows for broad application to high power solar light driver, various LED lights, mobile device power supply and so on.5. Easy to Install: Comes with a light weight and a compact size as well, the convenient installation can be quickly finished in minutes.Specification:Item Type: Voltage Buck ModuleMaterial: PCBInput Voltage: 10-100VOutput Voltage: 0-90VOutput Current: 0-10AMaximum Output Power: 900W.Package List:1 xVoltage Buck Module