... ,thumb drive,thumbdrive.usb disk,usb flash memory stick,1gb,2gb,4gb,8gb,16gb,32gb,64gb,128gb,256gb,500gb,gift, promotional ... Relative Humidity: 20% ~ 93% 14.Capacity: 128mb 256mb, 512mb, 1gb,2gb,4gb,8gb,16gb,32gb *Portable data storage device; *Plug and ...