VuPoint PDSBT-ST43-VP Magic Wand Portable Scanner with Bluetooth Easily scan almost anything to microSD, transfer files via BluetoothStandard: 300x300dpi (default); High: 600x600dpi resolution Internal SPI Flash or Support microSD/microSDHC card up to 32GB (microSD/microSDHC card not included) Scanning Width Approx. 8.5? Scanning Length Approx. 53? (300dpi); 26? (600dpi) Power Source Rechargeable Lithium Polymer battery