[Home](./index.md) > [puppeteer](./puppeteer.md) > [BrowserLaunchArgumentOptions](./puppeteer.browserlaunchargumentoptions.md) ## BrowserLaunchArgumentOptions interface Launcher options that only apply to Chrome. Signature: ```typescript export interface BrowserLaunchArgumentOptions ``` ## Properties | Property | Type | Description | | --- | --- | --- | | [args?](./puppeteer.browserlaunchargumentoptions.args.md) | string\[\] | (Optional) Additional command line arguments to pass to the browser instance. | | [devtools?](./puppeteer.browserlaunchargumentoptions.devtools.md) | boolean | (Optional) Whether to auto-open a DevTools panel for each tab. If this is set to true, then headless will be set to false automatically. | | [headless?](./puppeteer.browserlaunchargumentoptions.headless.md) | boolean | (Optional) Whether to run the browser in headless mode. | | [userDataDir?](./puppeteer.browserlaunchargumentoptions.userdatadir.md) | string | (Optional) Path to a user data directory. [see the Chromium docs](https://chromium.googlesource.com/chromium/src/+/master/docs/user_data_dir.md) for more info. |