[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [HeadlessExperimental](./puppeteer.protocol.headlessexperimental.md) > [BeginFrameRequest](./puppeteer.protocol.headlessexperimental.beginframerequest.md) > [interval](./puppeteer.protocol.headlessexperimental.beginframerequest.interval.md) ## Protocol.HeadlessExperimental.BeginFrameRequest.interval property The interval between BeginFrames that is reported to the compositor, in milliseconds. Defaults to a 60 frames/second interval, i.e. about 16.666 milliseconds. Signature: ```typescript interval?: number; ```