> For the complete documentation index, see [llms.txt](https://docs.emobiq.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.emobiq.com/emobiq-client/006-actions-and-visual-logic/action-reference/cordova/device/devicevibrate.md).

# deviceVibrate

## Description

Activate vibration of mobile device.

## Input / Parameter

| Name     | Description                                | Data Type | Default | Options | Required |
| -------- | ------------------------------------------ | --------- | ------- | ------- | -------- |
| duration | The duration of vibration in milliseconds. | Number    | -       | -       | Yes      |

## Output

N/A

## Callback

N/A

## Video

Coming Soon.

## Example

The user wants to trigger the mobile vibration function.

### Step

| No. | Description                      |                                                                                                                                                                                          |
| --- | -------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| 1.  | ![](/files/e6DKKqb4Euv1vcTTJept) | Drag a button to a page in the mobile designer. Select the event `click` for the button and drag the `deviceVibrate` function to the event flow. Fill in the parameters of the function. |

### Result

When the button is pressed, the mobile device will vibrate for 2s.

## Links