[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Target](./puppeteer.protocol.target.md) > [DetachedFromTargetEvent](./puppeteer.protocol.target.detachedfromtargetevent.md) > [targetId](./puppeteer.protocol.target.detachedfromtargetevent.targetid.md) ## Protocol.Target.DetachedFromTargetEvent.targetId property Deprecated. Signature: ```typescript targetId?: TargetID; ```