---
title: HMCharacteristicValueContactState.none
framework: homekit
role: symbol
role_heading: Case
path: homekit/hmcharacteristicvaluecontactstate/none
---

# HMCharacteristicValueContactState.none

Contact is not detected.

## Declaration

```swift
case none
```

## See Also

### Contact Sensor State

- [HMCharacteristicValueContactState.detected](homekit/hmcharacteristicvaluecontactstate/detected.md)