Features: 1.With external fuse, has reverse prompt, battery level display function. 2.With 4 USB port, convenient to use. 3.Built?in microcomputer processor and complete protection circuit, provide installation protection functions, such as undervoltage protection, overvoltage protection, overload protection, over?maintenance protection, short?circuit protection, over?tempera 4.Intelligent automatic protection function, advanced anti?interference technology, soft start circuit, convenient operation mode. 5.High converting efficiency. It converts a voltage of 12V to 110V. Specification: Features:_x000D_ 1.With external fuse, has reverse prompt, battery level display function._x000D_ 2.With 4 USB port, convenient to use._x000D_ 3.Built-in microcomputer processor and complete protection circuit, provide installation protection functions, such as undervoltage protection, overvoltage protection, overload protection, over-maintenance protection, short-circuit protection, over-temperature protection, surge protection, etc._x000D_ 4.Intelligent automatic protection function, advanced anti-interference technology, soft start circuit, convenient operation mode._x000D_ 5.High converting efficiency. It converts a voltage of 12V to 110V._x000D_ _x000D_ Specifications:_x000D_ Material: metal_x000D_ Color: As picture shown_x000D_ Circuit Topology: Full Bridge_x000D_ Output voltage waveform: correction wave_x000D_ Input voltage range: 12 (V)_x000D_ Output voltage: 110 (V)_x000D_ Inverter efficiency: 85 (%)_x000D_ Voltage regulation rate: 5 (%)_x000D_ Load adjustment rate: 5 (%)_x000D_ Output frequency: 50 (HZ)_x000D_ Maximum output power: 4000 (W)_x000D_ Rated power: 700 (W)_x000D_ _x000D_ Packing List:_x000D_ 1 x Car inverter_x000D_ 1 x Black and red power cord_x000D_ 1 x Car charger cable_x000D_ 1 x Instruction_x000D_ _x000D_ _x000D_ Note:_x000D_ Please note that air conditioners, induction cookers, microwave ovens, coffee machines, water pumps, oxygen generators, and large refrigerators cannot be used. PackageList: