Specifiction - Input Voltage range: DC 12-19V; Output Voltage: DC 19V(non-adjustable); Output Current: 10A; Output Power 190W Aluminum shell and silicone sealed design: Waterproof, Anti-shock, Anti-humidity and Dust-proof, more durable. Good Protection - Over-load, Over-current, Over-temperature, Short-circuit, Over-voltage,Built-in over/under voltage input, overload, overhead, and short circuit full protection. High Conversion Efficiency - Synchronization rectification technology-multiple intelligent protection function with high conversion efficiency and stability. The conversion efficiency may reach 95%. Wide application: Large trucks, taxi radio, emu, car audio, LCD TV, advertising screen, LED strip lights, monitoring system, motor, solar panel, electronic systems and DIY etc.