Main feathers: 1) Fashionable USB flash disk 2) Suitable for using large capacity of computer or small size laptop 3) High speed, at least 10 years of data retention 4) Compliant with USB specification 2.0 5) Plug and play, no external power supply required, USB bus-powered 6) Capacity: 64MB, 128MB, 256MB,512MB, 1GB, 2GB 7) Reading speed: 900Kbps 8) Writing speed: 700Kbps (computer configuration dependant) 9) Supports multi-partition and password access