Higomall Voltage Converter Regulator Reducer DC 48V Step Down to 12V 20A 240W Waterproof DC/DC Buck Transformer for Golf Cart LED Light Bar Power Supply Input and OutputInput Voltage: DC 48V(DC 38V-60V); Output Voltage: DC 12V(non-adjustable); Output Current: 20A(Max.); Output Power 240W. High Conversion EfficiencySynchronization rectification technology-multiple intelligent protection function with high conversion efficiency and stability. The conversion efficiency may reach 95%. Protections and Waterproof IP68Over-load, Over-current, Over-temperature, Short-circuit, Over-voltage, Waterproof, Anti-shock, Anti-humidity and Dust-proof, more durable. Wide applicationGolf Cart led Light bar, club car headlights and taillight, solar panel, radio, audio, LCD TV, advertising screen, LED strip lights, monitoring system, motor, electronic systems and DIY etc. Installation AttentionIt is recommended to use stable DC power for the input power supply; If you use the pulsed DC power provided by the generator, please filter it with capacitor before connecting it to the converter; If you use solar panel to supply directly, please note that the open circuit voltage of the solar panel cannot exceed the maximum withstand voltage of the converter. The supply voltage should be within the rated voltage and always leave a certain margin.