During the winter sale between 3 January 2026 to 31 January 2026, you can secure your front or back door extra affordably with a Bold smart door lock. You can open and close a Bold smart lock with your smartphone. That way, you're never in front of a closed door. Choose a Bold lock with a Bold Connect Bridge, so you can also open and close the lock when you're not at home. First check if the lock you want to get fits on your door.