Features: 1.Wide Application: Suitable for automobile, ship, yacht, railway, aviation, instrument, communication, wind energy photovoltaic system, LED field. 2.Power and Current: Input voltage range is DC 8V?36V; Output voltage is DC 13.8V(non adjustable); Output current is 20A; Output power is 276W. 3.Powerful Protection: With multiple protections, such as Over load, Over current, Over temperature, Short circuit, Over voltage protection. 4.High Conversion Efficiency: Multiple intelligent protection functions of synchronous rectification technology, high conversion efficiency and good stability. The conversion efficiency can reach 96%. 5.Durable Material: Volt buck converter is made of aluminum shell and silicone sealed design,waterproof, anti shock, anti humidity and dustproof, more durable. Specification: Item Type: Buck Boost Converter_x000D_ Material: Aluminum + silica gel_x000D_ Input Quota Voltage: 12V/24V DC_x000D_ Input Voltage Range: 8-36V DC_x000D_ Conversion Efficiency: 96%_x000D_ Output Voltage: 13.8V DC_x000D_ Output Current: 20A_x000D_ Output Power: 276W_x000D_ Voltage Regulation Frequency: 1%_x000D_ Load Regulation Frequency: 2%_x000D_ Ripple&Noise: 170mVp-P_x000D_ No Load Loss: 90mA_x000D_ Operating Temperature: - 40 - 80 _x000D_ Waterproof Grade: IP68_x000D_ Input Wiring Specification: Wire gauge 12AWG (red positive, black negative)_x000D_ Output Wiring Specification: Wire gauge 14AWG (white positive, black negative)_x000D_ Application: For automobile, ship, yacht, railway, aviation, instrument, communication, wind energy photovoltaic system, LED field