:doc:`ServiceResource <index>` / Sub-Resource / VirtualMfaDevice

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VirtualMfaDevice
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.. py:method:: IAM.ServiceResource.VirtualMfaDevice(serial_number)

  Creates a VirtualMfaDevice resource.::

    virtual_mfa_device = iam.VirtualMfaDevice('serial_number')

  :type serial_number: string
  :param serial_number: The VirtualMfaDevice's serial_number identifier. This **must** be set.
  
  :rtype: :py:class:`IAM.VirtualMfaDevice`
  :returns: A VirtualMfaDevice resource
  