... .Capacity:1gb-32gbName:USB Stick,also called usb flash pen drives,pen usb flash drive,USB Disk,Usb Flash Drive,Usb Memory Disk Features 1. USB 2.0 or USB 1.1 interface ... years data retention 9 .Accessories: Extention USB Cable,Manual.CD-Rom,optional 10. Logo printed service optional Logo: 1 .Silk screen printing 2 ...