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# AWS::Scheduler::Schedule FlexibleTimeWindow
<a name="aws-properties-scheduler-schedule-flexibletimewindow"></a>

Allows you to configure a time window during which EventBridge Scheduler invokes the schedule.

## Syntax
<a name="aws-properties-scheduler-schedule-flexibletimewindow-syntax"></a>

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

### JSON
<a name="aws-properties-scheduler-schedule-flexibletimewindow-syntax.json"></a>

```
{
  "[MaximumWindowInMinutes](#cfn-scheduler-schedule-flexibletimewindow-maximumwindowinminutes)" : Number,
  "[Mode](#cfn-scheduler-schedule-flexibletimewindow-mode)" : String
}
```

### YAML
<a name="aws-properties-scheduler-schedule-flexibletimewindow-syntax.yaml"></a>

```
  [MaximumWindowInMinutes](#cfn-scheduler-schedule-flexibletimewindow-maximumwindowinminutes): Number
  [Mode](#cfn-scheduler-schedule-flexibletimewindow-mode): String
```

## Properties
<a name="aws-properties-scheduler-schedule-flexibletimewindow-properties"></a>

`MaximumWindowInMinutes`  <a name="cfn-scheduler-schedule-flexibletimewindow-maximumwindowinminutes"></a>
The maximum time window during which a schedule can be invoked.  
*Minimum*: `1`  
*Maximum*: `1440`  
*Required*: No  
*Type*: Number  
*Minimum*: `1`  
*Maximum*: `1440`  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`Mode`  <a name="cfn-scheduler-schedule-flexibletimewindow-mode"></a>
Determines whether the schedule is invoked within a flexible time window. You must use quotation marks when you specify this value in your JSON or YAML template.  
*Allowed Values*: `"OFF"` \$1 `"FLEXIBLE"`  
*Required*: Yes  
*Type*: String  
*Allowed values*: `OFF | FLEXIBLE`  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)