[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Overlay](./puppeteer.protocol.overlay.md) > [ScreenshotRequestedEvent](./puppeteer.protocol.overlay.screenshotrequestedevent.md) ## Protocol.Overlay.ScreenshotRequestedEvent interface Fired when user asks to capture screenshot of some area on the page. Signature: ```typescript export interface ScreenshotRequestedEvent ``` ## Properties | Property | Type | Description | | --- | --- | --- | | [viewport](./puppeteer.protocol.overlay.screenshotrequestedevent.viewport.md) | [Page.Viewport](./puppeteer.protocol.page.viewport.md) | Viewport to capture, in device independent pixels (dip). |