Static HMCharacteristicTypeTargetLockMechanismState 

pub unsafe static HMCharacteristicTypeTargetLockMechanismState: &'static NSString

Available on crate feature HMCharacteristicTypes only.

Characteristic type for target lock mechanism state. The value of the characteristic is one of the values defined for HMCharacteristicValueTargetLockMechanismState.

See also Apple’s documentation