... objects only one second. Main Function 1.Duplicator; 2.Fax machines; 3.physical objects projector; 4.physical ... power supply,no extral AC power required. 2.Scanning target: file,book,magzine,bill,photo,picture,documnet, real object ... or above,512MB or higher memory,CD-ROM; 2.USB 2.0 Connector,Microsoft DirectX 9.0 Runtime environment ... and so on. 3 million pixels portable book scanner,usb 2.0 interface