# DeviceSummary
<a name="API_DeviceSummary"></a>

Summary of the device.

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

 ** DeviceArn **   <a name="sagemaker-Type-DeviceSummary-DeviceArn"></a>
Amazon Resource Name (ARN) of the device.  
Type: String  
Length Constraints: Minimum length of 20. Maximum length of 2048.  
Pattern: `arn:aws[a-z\-]*:[a-z\-]*:[a-z\-]*:\d{12}:[a-z\-]*/?[a-zA-Z_0-9+=,.@\-_/]+`   
Required: Yes

 ** DeviceName **   <a name="sagemaker-Type-DeviceSummary-DeviceName"></a>
The unique identifier of the device.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 63.  
Pattern: `[a-zA-Z0-9](-*[a-zA-Z0-9]){0,62}`   
Required: Yes

 ** AgentVersion **   <a name="sagemaker-Type-DeviceSummary-AgentVersion"></a>
Edge Manager agent version.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 30.  
Pattern: `[a-zA-Z0-9\ \_\.]+`   
Required: No

 ** Description **   <a name="sagemaker-Type-DeviceSummary-Description"></a>
A description of the device.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 40.  
Pattern: `[-a-zA-Z0-9_.,;:! ]*`   
Required: No

 ** DeviceFleetName **   <a name="sagemaker-Type-DeviceSummary-DeviceFleetName"></a>
The name of the fleet the device belongs to.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 63.  
Pattern: `[a-zA-Z0-9](-*[a-zA-Z0-9]){0,62}`   
Required: No

 ** IotThingName **   <a name="sagemaker-Type-DeviceSummary-IotThingName"></a>
The AWS Internet of Things (IoT) object thing name associated with the device..  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 128.  
Pattern: `[a-zA-Z0-9:_-]+`   
Required: No

 ** LatestHeartbeat **   <a name="sagemaker-Type-DeviceSummary-LatestHeartbeat"></a>
The last heartbeat received from the device.  
Type: Timestamp  
Required: No

 ** Models **   <a name="sagemaker-Type-DeviceSummary-Models"></a>
Models on the device.  
Type: Array of [EdgeModelSummary](API_EdgeModelSummary.md) objects  
Required: No

 ** RegistrationTime **   <a name="sagemaker-Type-DeviceSummary-RegistrationTime"></a>
The timestamp of the last registration or de-reregistration.  
Type: Timestamp  
Required: No

## See Also
<a name="API_DeviceSummary_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/sagemaker-2017-07-24/DeviceSummary) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/sagemaker-2017-07-24/DeviceSummary) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/sagemaker-2017-07-24/DeviceSummary)