eforCity 335812 Car Charger Power Inverter Adapter DC to AC Converter (Discontinued by Manufacturer) NOTE: Not for large electronics like laptop computers, DVD players, printers, etc LED lights indicate when the converter can power the device? If LED light does not illuminate, disconnect the electronic device from the converter Input: DC 12V / 500mA Output: DC 100V-240V Max Output Power: 5W Just plug this inverter into any 12 volt DC power outlet, like those found in cars, RVs, or boats.