This Tech Mistress has locked over 320 chastity slaves with Smart Device
Self-locking with keys at your own place is meaningless. This key holding is realized via smart lock, which applies to any chastity device/handcuffs/collar.
Your attempt to damage the lock with metal cutting tools triggers the APP to send me warnings. When I authorize you to unlock, the APP will tell me when you actually unlock your chastity.
Watch video below to understand how I control slaves’ chastity/collar/handcuffs