---
title: "readAttributeAverageRmsVoltageMeasurementPeriod(with:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrclusterelectricalmeasurement/readattributeaveragermsvoltagemeasurementperiod(with:)"
---

# readAttributeAverageRmsVoltageMeasurementPeriod(with:)

## Declaration

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