it is cam scanner compared with old fashion scanner, it is portable, multi-function and quite different.
it can scan file, object and so on, max file size up to A4
USB power supply and work with scanner software, high speed scanning.
it can compatible with projector, apply to education system,
it is dual lens,it can act as web camera.
widespread using in office, insurance office ,bank to scan and store file, receipt, ID card in computer
Frame rate:30fps@VGA with USB bandwidth Image control: brightness,exposure,sharpness,colors,crop black border,picture tone,crop picture White balance:auto Exposure:auto Working current:500mA Stand-by current:50mA Store temperature:-20°C to +60°C Operating temperature:-20°C to +50°C Scanning range:A4 (297mm*210mm) Scanning speed:one click (1 second) Resolution:2592*1944(400DPI) Image format: JPG, TIF, PNG, BMP Output document format: PDF, DOC, TXT Video format:AVI Power supply:USB 2.0 (5v.) Scanner light:LED Other function:OCR (convert image format to text)