---
title: HMCharacteristicTypePowerState
framework: homekit
role: symbol
role_heading: Global Variable
path: homekit/hmcharacteristictypepowerstate
---

# HMCharacteristicTypePowerState

The power state of the accessory.

## Declaration

```swift
let HMCharacteristicTypePowerState: String
```

## Discussion

Discussion The corresponding value is a Boolean indicating the power state of an accessory. A value of true indicates that the accessory is powered on.

## See Also

### Power and switches

- [HMCharacteristicTypeBatteryLevel](homekit/hmcharacteristictypebatterylevel.md)
- [HMCharacteristicTypeChargingState](homekit/hmcharacteristictypechargingstate.md)
- [HMCharacteristicTypeContactState](homekit/hmcharacteristictypecontactstate.md)
- [HMCharacteristicTypeOutletInUse](homekit/hmcharacteristictypeoutletinuse.md)
- [HMCharacteristicTypeStatusLowBattery](homekit/hmcharacteristictypestatuslowbattery.md)
- [HMCharacteristicTypeOutputState](homekit/hmcharacteristictypeoutputstate.md)
- [HMCharacteristicTypeInputEvent](homekit/hmcharacteristictypeinputevent.md)
- [HMCharacteristicTypePowerModeSelection](homekit/hmcharacteristictypepowermodeselection.md)