Input Voltage Range: 30-60V DC (Recommended 36V/48V) Output Voltage: 24V(Fixed Output), Output Current:20A, Out Power:480W, High Conversion Efficiency: up to 96% Protections: Over-load, Over-current, Over-temperature, Short-circuit, Over-voltage Design: Its more durable to use with Aluminum shell and silicone sealed: Waterproof, Anti-shock, Anti-humidity and Dust-proof. Widely used: large truck, taxi radio, EMU, car audio, LCD TV, advertising screen, LED light bar, monitoring system, motor, electronic system, DIY, etc.