Features: with high- electrical appliances, Modified sine wave full without imaginary lines, 220V output range.USB output, 5V 2.1A supports a variety of digital products.Intelligent silent fan, strong heat dissipation to reduce internal temperature, .Nine Protection Functions. Short Circuit Protection, Over Current Protection, Over Voltage Protection, Low Voltage Protection, Overload Protection, Overheat Protection, Reverse Connection Protection, Electric Shock Protection, Detection ProtectionEquipped with pure copper wire core cord, clip wire + lighter wire, thick pure copper wire core, low consumption, stable transmission.Specification:Colour: BlackMaterial: aluminum alloy :500WContinuous : 350WInput voltage: 12VOutput voltage: 220VAC/50Hz + 3HzUSB output: 5VDC/2.1ANo load current: Less than 0.9AConversion efficiency: greater than 90%Protection function: over temperature, low voltage, high voltage, overload, short circuit, less than 350W appliances (except for the inductive load electrical and motor products)Package Contents:1 x Car Inverter2 x Clip Wire1 x Car charger Wire1 x Chinese and English manualOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.