---
sidebar_label: Viewport
---
# Viewport interface
#### Signature:
```typescript
export interface Viewport
```
## Properties
| Property | Modifiers | Type | Description | Default |
| ----------------- | --------------------- | ------- | -------------------------------------------------------------------------------------------------------------------------------------------- | ------------------ |
| deviceScaleFactor | optional
| number | Specify device scale factor. See [devicePixelRatio](https://developer.mozilla.org/en-US/docs/Web/API/Window/devicePixelRatio) for more info. | 1
|
| hasTouch | optional
| boolean | Specify if the viewport supports touch events. | false
|
| height | | number | The page height in CSS pixels. | |
| isLandscape | optional
| boolean | Specifies if the viewport is in landscape mode. | false
|
| isMobile | optional
| boolean | Whether the meta viewport
tag is taken into account. | false
|
| width | | number | The page width in CSS pixels. | |