Input Voltage Range: 30V-60V DC(36V/48V) Output Voltage: 12V, Output Current:20A, Output Power:240W, High Conversion Efficiency: up to 95% Protection function:Built-in with overload, overcurrent, overtemperature, undervoltage and short circuit protection. Design:Aluminum case and silicone sealed IP68 waterproof, shockproof and moisture proof for more durability Wide range of applications: 240W high power is suitable for golf carts, cars, trucks, led lights, screens, monitoring systems, motors, DIY, etc.