AWS SDK for .NET Documentation
InstanceId Property
AmazonAmazon.EC2.ModelAttachVolumeRequestInstanceId Did this page help you?   Yes   No    Tell us about it...
The ID of the instance to which the volume attaches. The volume and instance must be within the same Availability Zone and the instance must be running.
Declaration Syntax
C#
public string InstanceId { get; set; }

Assembly: AWSSDK (Module: AWSSDK) Version: 1.5.60.0 (1.5.60.0)