# AlertReference

A reference to a Alert resource.

- Source: Generated code
- Type last changed: v2.224.0 · 13 Nov 2025

## Example

```ts
// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import { aws_lookoutmetrics as interfaces_lookoutmetrics } from 'aws-cdk-lib/interfaces';
const alertReference: interfaces_lookoutmetrics.AlertReference = {
  alertArn: 'alertArn',
};
```

## Properties

- `alertArn`: string (required) — The ARN of the Alert resource.