Welcome to our shop! Features: 1. With external fuse, has reverse prompt, battery level display function. 2. With 4 USB ports, 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-temperature protection, surge protection, etc. 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. Specifications: Material: Metal Color: As picture shown Circuit Topology: Full Bridge Output voltage waveform: Correction wave Input voltage range: 12 (V) Output voltage: 110 (V) Inverter efficiency: 85 (%) Voltage regulation rate: 5 (%) Load adjustment rate: 5 (%) Output frequency: 50 (HZ) Maximum output power: 4000 (W) Rated power: 700 (W) Packing List: 1 x Car inverter 1 x Black and red power cord 1 x Car charger cable 1 x Instruction Note: Please note that air conditioners, induction cookers, microwave ovens, coffee machines, water pumps, oxygen generators, and large refrigerators cannot be used. 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service.