el wire driver 1.dc to ac converter 12 220v 2.usb 5v 2A adapter 3.cooling fan ... 50HzUSB Port: 5V 2A DC convert car power to electric power,can charge your notebook,netbook,mobile ... PDA,GPS,PSP Player,mp3,mp4 player... with USB Port 5V 2A,Charge iPad,iPhone,mobile phones... ... Sine WaveHigh Voltage Shutdown:15v to 16v Low Voltage Shutdown:10v to 11vUSB ConnectionYes USB General Connector Output: DC5V ...