Input voltage range 10-15V DC (12VDC) Under voltage shutdown activation 10. 0 Volts Over voltage shutdown activation 15. 0 Volts Wave form modified sine wave Input DC voltage could be either 12V or 24V Output AC voltage can be customer-made according to different countries 110VAC / 220VAC / 240VAC Output power: 75W, 100W, 150W, 300W, 500W Maximum efficiency approx 90% Overload protection. Cigarette lighter plug Thermal protection: 65 + / -5 degrees Celsius The parameter you are reading now is based on DC 12V input More information, please feel free to visit the website.