High converting efficiency. It converts a voltage of 12Volts of direct current into an alternating current of 220Volts.Overload and overheat protection, overheat protection.Voltage converter to the world standard. Under voltage shutdown protection 300W of AC power. low / high battery cut off. Automatic thermal shut down. Safely shuts down if under overheat or overload condition.Advanced chip technology, high conversion efficiency. Intelligent cooling fan system, CPU microprocessor to realize multiple protection. the electrical and automotive circuits in use. Can be operated with your car socket or direct connected with wires clips. Adapting Aluminum Alloy case, antioxidant, sturdy and durable.Input voltage: DC 12VOutput voltage: AC 220V10%Output frequency: 50/60HZ3HZOutput waveform: Modified sine waveUSB output: 1*USB 5V/2.4A ()Over heat protection: 65Low Battery cut off : 9.7vHigh Battery cut off:15vUnload current: Less than 0.4AConversion efficiency: 85%Continues AC Output Power: 300W power:500WImpotant NoticeCheck the voltages of your battery: 12 volts (take into account that it is 12 volts not 24V) - compatible with electronic equipment, laptop ... etc.Switch off or remove the switch leaving the car to conserve battery power. note that the cooling fan emits a little noise when operating the unit.Use your 220V devices on a 12V source onlyType: Power Invertercolor:SilverMaterial:Aluminum alloyPackage Contents:1 InverterOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.