Use the Digimate III High Speed version to copy your memory card files onto a 2.5" harddisk by just a single press of button WITHOUT USING ANY COMPUTER! Replaceable battery and 2 times faster than the Digimate III! Features:   Easy Operation: One touch key to back up data from flash memory card 3 colors OLED Display High speed portable harddisk via USB connection with PC 12 All-in-ONE: High speed multi-card reader via USB connection with PC Support: CFI, CFII, MicroDrive, SD, Mini SD, MMC, RS MMC, MS, MS PRO, MS DUO, MS PRO DUO, Magicstor ompatible Flash Memory Card: Compact Flash Card(CFI, CFII), MicroDrive (MD / Magicstor), Secure Digial Card (SD, Mini SD), Memory Stick (MS, MS PRO, MS DUO, MS PRO DUO), Multimedia Card (MMC, RS MMC), XD-Picture Card (XD), Smart Media (SM) Hard disk file system: FAT16/FAT32 Flash memory card file system: FAT12/FAR16/FAT32 Support Hard Disk: 2.5" hard disk (Not included in the package) Build in rechargeable and REPLACEABLE battery capacity: 3.7v/1200mAh Input: 100v~240v Output: 5v/550mAh PC Port: USB 2.0 standard Operation System: Window 98SE/Windows ME/Windows XP Windows2000/Linux 2.4/Mac OS 8.6 Later Size & Weight:    Slim in Size and light in weight makes it highly portable! Packages included: Digital Photo Bank Storage Carrying Case Power Adapter External Cable CD (Driver) Screwdriver User Manual