AWS SDK for .NET Documentation
Dimensions Property
AmazonAmazon.CloudWatch.ModelMetricDatumDimensions Did this page help you?   Yes   No    Tell us about it...
A list of dimensions associated with the metric. Note, when using the Dimensions value in a query, you need to append .member.N to it (e.g., Dimensions.member.N).

Constraints:

Length
0 - 10

Declaration Syntax
C#
public List<Dimension> Dimensions { get; set; }

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