instructions for use: 

1. The factory password of the password lock is 0-0-0. Place the cipher disk in the 0-0 position and align it with the baseline. Press the big button on the side to unlock the lock.
2. Press the small button with a sharp tool until the third step is completed.
3. Rotate the password disk to set your new password.
4. Release the small button, then your new password is set