---
title: clusterPM25ConcentrationMeasurementAttributeMeasurementUnitID
framework: matter
role: symbol
role_heading: Type Property
path: matter/mtrattributeidtype/clusterpm25concentrationmeasurementattributemeasurementunitid
---

# clusterPM25ConcentrationMeasurementAttributeMeasurementUnitID

## Declaration

```swift
static var clusterPM25ConcentrationMeasurementAttributeMeasurementUnitID: MTRAttributeIDType { get }
```