--- sidebar_label: Mouse.down --- # Mouse.down() method Dispatches a `mousedown` event. **Signature:** ```typescript class Mouse { down(options?: MouseOptions): Promise<void>; } ``` ## Parameters | Parameter | Type | Description | | --------- | ------------------------------------------- | ----------------------------------------------------- | | options | [MouseOptions](./puppeteer.mouseoptions.md) | <i>(Optional)</i> Optional <code>MouseOptions</code>. | **Returns:** Promise<void>