Product Model : ORICO UPA20 Material : Zinc Alloy Interface : USB2.0 Certification : CE,FCC Size : 41.8mm*11.8mm*4.0mm Write-Read Rate : 5/12/3.5M per second 17/19/16M per second Operation Temperature : 0-70℃ Supported System : Windows XP/Vista/7/8/10,Mac10.6 and above