[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Debugger](./puppeteer.protocol.debugger.md) > [SetInstrumentationBreakpointRequest](./puppeteer.protocol.debugger.setinstrumentationbreakpointrequest.md) > [instrumentation](./puppeteer.protocol.debugger.setinstrumentationbreakpointrequest.instrumentation.md) ## Protocol.Debugger.SetInstrumentationBreakpointRequest.instrumentation property Instrumentation name. Signature: ```typescript instrumentation: ('beforeScriptExecution' | 'beforeScriptWithSourceMapExecution'); ```