Draper 12V 400W DC-AC Inverter: Convert 12V DC power from your car's cigarette lighter socket or battery to 230V AC, making it ideal for caravans, boats, and emergencies. Its modified sine wave output provides 400W of continuous power and 800W of peak power, allowing you to operate various appliances, including laptops, mobile phones, TVs, and small power tools. Equipped with a 5V/500mA USB port for charging mobile devices, this inverter features high voltage and overload protection with LED indicators.