1)2-16GB usb flash drive 2)100% using original chips ... usb flash driveCapacities:64MB,128MB,256MB,1GB,2GB,4GB,8GB,16GB.Features:Cheap USB Flash Drive.Transfer date:Hi-Speed USB 2 ... .0 Certified,Compatible USB 1.1.Compatibility:PC ... Date Retention:Minimum 10 yearFuctions:Plug it into USB port,it looks and functions just like another ...