---
title: MTRClusterSmokeCOAlarm
framework: matter
role: symbol
role_heading: Class
path: matter/mtrclustersmokecoalarm
---

# MTRClusterSmokeCOAlarm

## Declaration

```swift
class MTRClusterSmokeCOAlarm
```

## Topics

### Initializers

- [init(device:endpointID:queue:)](matter/mtrclustersmokecoalarm/init(device:endpointid:queue:).md)

### Instance Methods

- [readAttributeAcceptedCommandList(with:)](matter/mtrclustersmokecoalarm/readattributeacceptedcommandlist(with:).md)
- [readAttributeAttributeList(with:)](matter/mtrclustersmokecoalarm/readattributeattributelist(with:).md)
- [readAttributeBatteryAlert(with:)](matter/mtrclustersmokecoalarm/readattributebatteryalert(with:).md)
- [readAttributeCOState(with:)](matter/mtrclustersmokecoalarm/readattributecostate(with:).md)
- [readAttributeClusterRevision(with:)](matter/mtrclustersmokecoalarm/readattributeclusterrevision(with:).md)
- [readAttributeContaminationState(with:)](matter/mtrclustersmokecoalarm/readattributecontaminationstate(with:).md)
- [readAttributeDeviceMuted(with:)](matter/mtrclustersmokecoalarm/readattributedevicemuted(with:).md)
- [readAttributeEndOfServiceAlert(with:)](matter/mtrclustersmokecoalarm/readattributeendofservicealert(with:).md)
- [readAttributeExpiryDate(with:)](matter/mtrclustersmokecoalarm/readattributeexpirydate(with:).md)
- [readAttributeExpressedState(with:)](matter/mtrclustersmokecoalarm/readattributeexpressedstate(with:).md)
- [readAttributeFeatureMap(with:)](matter/mtrclustersmokecoalarm/readattributefeaturemap(with:).md)
- [readAttributeGeneratedCommandList(with:)](matter/mtrclustersmokecoalarm/readattributegeneratedcommandlist(with:).md)
- [readAttributeHardwareFaultAlert(with:)](matter/mtrclustersmokecoalarm/readattributehardwarefaultalert(with:).md)
- [readAttributeInterconnectCOAlarm(with:)](matter/mtrclustersmokecoalarm/readattributeinterconnectcoalarm(with:).md)
- [readAttributeInterconnectSmoke(with:)](matter/mtrclustersmokecoalarm/readattributeinterconnectsmoke(with:).md)
- [readAttributeSmokeSensitivityLevel(with:)](matter/mtrclustersmokecoalarm/readattributesmokesensitivitylevel(with:).md)
- [readAttributeSmokeState(with:)](matter/mtrclustersmokecoalarm/readattributesmokestate(with:).md)
- [readAttributeTestInProgress(with:)](matter/mtrclustersmokecoalarm/readattributetestinprogress(with:).md)
- [selfTestRequest(with:expectedValues:expectedValueInterval:completion:)](matter/mtrclustersmokecoalarm/selftestrequest(with:expectedvalues:expectedvalueinterval:completion:).md)
- [selfTestRequest(withExpectedValues:expectedValueInterval:completion:)](matter/mtrclustersmokecoalarm/selftestrequest(withexpectedvalues:expectedvalueinterval:completion:).md)
- [writeAttributeSmokeSensitivityLevel(withValue:expectedValueInterval:)](matter/mtrclustersmokecoalarm/writeattributesmokesensitivitylevel(withvalue:expectedvalueinterval:).md)
- [writeAttributeSmokeSensitivityLevel(withValue:expectedValueInterval:params:)](matter/mtrclustersmokecoalarm/writeattributesmokesensitivitylevel(withvalue:expectedvalueinterval:params:).md)

## Relationships

### Inherits From

- [MTRGenericCluster](matter/mtrgenericcluster.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)