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