This high efficiency microprocessor controlled DC-AC inverter converts 12 Volts DC (Nominal) to 3000 watts of pure sine-wave AC power at 220 Volts, 50/60 Hz. The unit comes with input battery cable lugs and a shuko receptacle. (Additional recepticle choices are available by special order). Features include overload, short circuit, over-temperature, under & over voltage protections, low power saving mode to conserve energy. The unit conforms to UL-458 specifications and is e-13/ CE / FCC approved.