Capacity: 16MB/32MB/64MB/128MB/256MB/512MB/1GB/2GB USB 1.1 or 2.0 interface available A really cool design with promotion preponderance Original flash chip Password setting Shock-proof and moisture-proof, genuine leather housing High speed to read at 1000kb/s, write at 920kb/s Hot plug and play Operating system: Windows98/NT/ME/2000/XP or higher (driverless above Win98) Unit size:60*16*16mm, weight:20g