# AWS::IoTCoreDeviceAdvisor::SuiteDefinition DeviceUnderTest ## Syntax To declare this entity in your AWS CloudFormation template, use the following syntax: ### JSON
{
    "CertificateArn" : String,
    "ThingArn" : String
}
### YAML
CertificateArn: String
ThingArn: String
## Properties #### CertificateArn _Required_: No _Type_: String _Minimum_: 20 _Maximum_: 2048 _Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt) #### ThingArn _Required_: No _Type_: String _Minimum_: 20 _Maximum_: 2048 _Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)