... 2) real capacity 3) CE & RoHs available Model No.: M562metal usb memory stick Specifications:Capacity: 32M,64M,128M,256M,512M,1G ... -run Function is optional,Built-in Password ProtectionOperating Current: < 100mAOperating Temperature: -20 ~ 70Humidity: 5% ~ 90%provide customize logo and color sevice ... .Delivery way: EMS,DHL ,AIR DELIVERY,etc.picture: metal usb memory stick