Casing material: Magnesium alloy - Includes one USB port and AC outlet - Output power: 500W - Input voltage: DC 10~15V - Output voltage: AC 220V?5% 50Hz - USB output: 5V/0.5A - Transfer efficiency: > 90% - Overload protection short circuit protection and built-in surge protection for car start up and shut down - Low voltage protected: 9.7~10.3 V - High voltage protected: 14.5~15.5V - Compatible with electric devices under 500W: laptop computers iPod Mac Iphone Ipad digital cameras lamps CD fan refrigerator TV mini-drills and other AC and USB appliances - Good choice for trailer camp business travel mobile office etc. - Package includes: - 1 x Power inverter - 2 x Clip power cords - 1 x Cigarette power cord