Capacity: 16MB, 32MB, 64MB, 128MB, 256MB, 512MB, 1GB, 2GB Features: - Compatible with USB version 1.1/ 2.0 - Used as pen and flash disk - Hot plug and play - No driver needed except for Windows 98 and below - High performance: (USB1.1) Write up to 700KB/Sec and read up to 900KB/Sec ; (USB2.0) Write up to 7.0MB/Sec and read up to 8.0MB/Sec (Depending on user's computer configuration ) - More than 1,000,000 times of write/read cycle enduranc