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