# MultiRegionKey
<a name="API_MultiRegionKey"></a>

Describes the primary or replica key in a multi-Region key.

## Contents
<a name="API_MultiRegionKey_Contents"></a>

**Note**  
In the following list, the required parameters are described first.

 ** Arn **   <a name="KMS-Type-MultiRegionKey-Arn"></a>
Displays the key ARN of a primary or replica key of a multi-Region key.  
Type: String  
Length Constraints: Minimum length of 20. Maximum length of 2048.  
Required: No

 ** Region **   <a name="KMS-Type-MultiRegionKey-Region"></a>
Displays the AWS Region of a primary or replica key in a multi-Region key.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 32.  
Pattern: `^([a-z]+-){2,3}\d+$`   
Required: No

## See Also
<a name="API_MultiRegionKey_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/kms-2014-11-01/MultiRegionKey) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/kms-2014-11-01/MultiRegionKey) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/kms-2014-11-01/MultiRegionKey)