1.Material:metal 2.Size:86x55x3.2mm,Weight:15g 3.Certification:CE,FCC,ROHS 4.Interface Type:USB 2.0 5.credit card usb 4gb full metal bullet shape usb 4gb1)Write speed: >3MB/S, Read speed:>3MB/S;2) Windows , Linux , Mac Os9.1/mac Os X, Linux 2.4.x Which ;Support Usb Mass Storage Protocol, No Driver Installation Needed;3) Supports Boot up by Usb-hdd or Usb-zip Mode;4) Driver Support Win98/se Led ...