Metal usb flash disk 1.storage:1GB,2GB.4GB,8GB,16GB,32GB 2.Certificate:CE.ROHS 3..Packing:color box. Metal USB Flash disk 1. Support hot plug & play, High speed USB2.0 port2. No physical drive required3. Plug-and-play; no external power supply required, USB bus-powered4. Available Capacity:16MB~16GB5. Support WINDOWS 98 / SE /ME / 2000 / XP,Vista, Mac OS 8.6, Unix, Linux 2.4 or above version.6. ...