* capacity: 128MB 256MB 512MB 1GB 2GB 4GB 8GB 16gb 32GB
   * interface specification: high-speed USB2.0 High speed (USB1.1 compatible)
   * startup function: support usb-zip/usb-hdd (only for win98 production, partition required for over 2G capacity)
   * power supply: USB bus power supply (4.5v ~ 5.5v)
   * data reading speed: about 11M/ s (related to computer configuration)
   * data writing speed: about 4MB/ SEC (related to computer configuration)
   * indicator light: LED indicator light flashes to indicate that reading and writing data is in progress
   * hardware: IBM PC with USB port, compatible computer, laptop, apple computer with USB port, etc
   * operating systems: Windows 98/SE,Windows Me,Windows 2000,Windows XP,Windows 2003,Windows Vista, and linux2.4.x that support USB Mass Storage protocol, Mac OS 9.x, etc
   * drive mode: no drive above WINDOWS98
   * data preservation: over 10 years, it can be written 1000000 times
   * working environment temperature: -10 degrees ~+55 degrees
   * storage temperature: -20 degrees ~+55 degrees
   * operating relative humidity: 20%~90%
   * stored relative humidity: 20%~93%