puppeteer/website/versioned_docs/version-9.1.1/puppeteer.page.emulatecputhrottling.md

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[Home](./index.md) &gt; [puppeteer](./puppeteer.md) &gt; [Page](./puppeteer.page.md) &gt; [emulateCPUThrottling](./puppeteer.page.emulatecputhrottling.md)

## Page.emulateCPUThrottling() method

<b>Signature:</b>

```typescript
emulateCPUThrottling(factor: number | null): Promise<void>;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  factor | number \| null |  |

<b>Returns:</b>

Promise&lt;void&gt;