You don’t have to upgrade the lock on your door to use a smart key. Just transform your existing key with the Bianca key Keychain Finder. What’s more, this EDC finder works with Tile tracking technology. That’ll help ensure you never lose it when you need it most because misplacing your keys is no fun at all. Once you order it, the key comes right to you from Bianca. You then head to a locksmith to get the key cut..