[Home](./index.md) > [puppeteer](./puppeteer.md) > [Frame](./puppeteer.frame.md) > [waitFor](./puppeteer.frame.waitfor.md) ## Frame.waitFor() method Signature: ```typescript waitFor(selectorOrFunctionOrTimeout: string | number | Function, options?: {}, ...args: unknown[]): Promise; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | selectorOrFunctionOrTimeout | string \| number \| Function | | | options | {} | | | args | unknown\[\] | | Returns: Promise<[JSHandle](./puppeteer.jshandle.md) \| null>