1This is the first writing instrument with USB Flash Disk in the world.2. It looks perfect design with metal pen, hard and durable.3. The package of exquisite gift box. 4.The logo could be imprinted or laser engraved 5.Dimension:15x13x137.5mm6. Capacity: 32MB/ 64MB/ 128MB/ 256MB/ 512MB/ 1GB/ 2GB7. Driving program: Only in Windows98/Se system need to install driving program.8. Protection: Driver ness with password protection.9. Data Retention: over 10 years.10. USB Host Interface: Universal Serial Bus 1.0/1.1/2.0. 11. Hardware: IBM PC or Compatible PC or Notebook with USB interface.12. Operating system: Windows 98/ Se/ Me/ 2000/ XP, Mac 9.0 or above.13. Using Times: Erase-and-write cycle Over 1,000,000 Times.14. With boot, encrypt, space partition, auto run (no calibration) function.15. Reading/Writing Speed: 900Kb/700Kb/s(Computer Configuration Dependant).16. Operating/ Suspend Current: <500mA<300uA17. Led Indicator Light: Light On: Connected And Working, Flashing: reading and writing data.18. Operating Temperature: -40°C~ +70°C 19. Storage Temperature: -50°C~ +85°C