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[Home](./index.md) &gt; [puppeteer](./puppeteer.md) &gt; [Protocol](./puppeteer.protocol.md) &gt; [Profiler](./puppeteer.protocol.profiler.md) &gt; [StartPreciseCoverageRequest](./puppeteer.protocol.profiler.startprecisecoveragerequest.md)

## Protocol.Profiler.StartPreciseCoverageRequest interface

<b>Signature:</b>

```typescript
export interface StartPreciseCoverageRequest 
```

## Properties

|  Property | Type | Description |
|  --- | --- | --- |
|  [allowTriggeredUpdates](./puppeteer.protocol.profiler.startprecisecoveragerequest.allowtriggeredupdates.md) | boolean | Allow the backend to send updates on its own initiative |
|  [callCount](./puppeteer.protocol.profiler.startprecisecoveragerequest.callcount.md) | boolean | Collect accurate call counts beyond simple 'covered' or 'not covered'. |
|  [detailed](./puppeteer.protocol.profiler.startprecisecoveragerequest.detailed.md) | boolean | Collect block-based coverage. |