Hot Plug & Play, employ USB2.0 interface No need for external power supply Storage capacity: 64MB, 128MB, 256MB, 512MB, 1GB, 2GB, 4GB, 8GB Compatible with Windows 98 / SE / ME / 2000 / XP, Vista, Mac OS 8.6 and above, Unix, and Linux 2.4 or above Electronic memory media, without mechanical parts Shaking and electromagnetic interfering resistant Supports software encryption, with USB HDD / ZIP DOS starting functions Secure data long term storage: more than 10 years High speed data read and write USB 2.0 port: 11Mbps of writing speed, 12Mbps of reading speed Portable and easy to carry Ambient temperature: 40 - 70C Storage temperature: 50 - 80C All colors available Accessories: lanyard, USB cable, CD drive, user manual (Optional). Pp bag, 20g/pcs.