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# AWS::IoTFleetWise::Campaign TimeBasedSignalFetchConfig
<a name="aws-properties-iotfleetwise-campaign-timebasedsignalfetchconfig"></a>

Used to configure a frequency-based vehicle signal fetch.

## Syntax
<a name="aws-properties-iotfleetwise-campaign-timebasedsignalfetchconfig-syntax"></a>

To declare this entity in your Amazon CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-iotfleetwise-campaign-timebasedsignalfetchconfig-syntax.json"></a>

```
{
  "[ExecutionFrequencyMs](#cfn-iotfleetwise-campaign-timebasedsignalfetchconfig-executionfrequencyms)" : {{Number}}
}
```

### YAML
<a name="aws-properties-iotfleetwise-campaign-timebasedsignalfetchconfig-syntax.yaml"></a>

```
  [ExecutionFrequencyMs](#cfn-iotfleetwise-campaign-timebasedsignalfetchconfig-executionfrequencyms): {{Number}}
```

## Properties
<a name="aws-properties-iotfleetwise-campaign-timebasedsignalfetchconfig-properties"></a>

`ExecutionFrequencyMs`  <a name="cfn-iotfleetwise-campaign-timebasedsignalfetchconfig-executionfrequencyms"></a>
The frequency with which the signal fetch will be executed.  
*Required*: Yes  
*Type*: Number  
*Minimum*: `1`  
*Update requires*: [Replacement](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-replacement)