---
title: "readAttributePeakMeasuredValueWindow(with:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrclusterpm10concentrationmeasurement/readattributepeakmeasuredvaluewindow(with:)"
---

# readAttributePeakMeasuredValueWindow(with:)

## Declaration

```swift
func readAttributePeakMeasuredValueWindow(with params: MTRReadParams?) -> [String : Any]?
```