Car Charger Power Inverter DC-AC 100W Input Voltage (Default Value) :DC 12VOutput Voltage (Default Value):AC 220VUSB Output:DC5.0V / 0.5APower ... damage due to undervoltage,overload,overcurrent,high temperature,high voltage,short circuit.4.Exceptional structure and shape design,with ... inverter from cigarette lighter socket of the automobile. Car Auto Power Inverter Adapter DC-AC 100W with USB (Blue)