Password adjustment method: initial password is 0-0-0 1. Dial the password to the initial password. 2. Press two buttons at both ends (as shown on the right). 3. Keep pressing and adjust to the password you need. 4. Release the button and set it successfully. Scene: Traveling with this baggage strap is used to prevent the objects in the box from scattering and to ensure the safety of the luggage items on the road. Easy to use, it is a tool that is always available during the travel.