DC Voltage Reducer ConverterInput Voltage Range: DC 8V-40V; Output Voltage: DC 13.8V (Non-Adjustable); Output Current: 10A 138W Multiple Intelligent Protection Function: Over-Load,Short-Circuit, Over-Voltage, Over-Current, Over-Temperature High Conversion Efficiency: Synchronization Rectification Technology, Multiple Intelligent Protection Function with High Conversion Efficiency and Stability. The Conversion Efficiency May Reach 95% High Quality:DC Voltage Reducer Converter Come With Aluminum Shell and Silicone Sealed Design, Which Help Waterproof, Anti-Shock, Anti-Humidity ,Dust-Proof and More Durable Wide Application: DC Voltage Converter Widely Used for Large Trucks, Golf Cart, Club Car, Taxi Radio,LCD TV, Advertising Screen, LED Strip Lights, Monitoring System, Emu, Car Audio, Electronic Systems and DIY etc.