[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Accessibility](./puppeteer.protocol.accessibility.md) > [AXNodeId](./puppeteer.protocol.accessibility.axnodeid.md) ## Protocol.Accessibility.AXNodeId type Unique accessibility node identifier. Signature: ```typescript export type AXNodeId = string; ```