# 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


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.emobiq.com/emobiq-client/006-actions-and-visual-logic/action-reference/cordova/device/devicevibrate.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.