# Alarm
<a name="API_Alarm"></a>

Represents a CloudWatch alarm associated with a scaling policy.

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

 ** AlarmARN **   <a name="autoscaling-Type-Alarm-AlarmARN"></a>
The Amazon Resource Name (ARN) of the alarm.  
Type: String  
Pattern: `[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\r\n\t]*`   
Required: Yes

 ** AlarmName **   <a name="autoscaling-Type-Alarm-AlarmName"></a>
The name of the alarm.  
Type: String  
Pattern: `[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\r\n\t]*`   
Required: Yes

## See Also
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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/application-autoscaling-2016-02-06/Alarm) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/application-autoscaling-2016-02-06/Alarm) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/application-autoscaling-2016-02-06/Alarm)