<!-- Do not edit this file. It is automatically generated by API Documenter. -->

[Home](./index.md) &gt; [puppeteer](./puppeteer.md) &gt; [MouseWheelOptions](./puppeteer.mousewheeloptions.md) &gt; [deltaY](./puppeteer.mousewheeloptions.deltay.md)

## MouseWheelOptions.deltaY property

<b>Signature:</b>

```typescript
deltaY?: number;
```
