Casing;plastic size: 6.0*1.7*0.77cm NW:6.0gColor: all color available Capacity :64MB-8GB1. The USB2.0 version, reading speed:7-13MB/S, writing speed: 3-7MB/S2. Plug and play via USB port3. No need external power supply 4. Compatible with windows 98S E/ME/2000/XP, Mac OS 8.6 and above, Unix, And Linux 2.4 or above.5.At least 10 years data retention ,at least 1,000,000 times data rewriting ;6. Dual ...