Large Capacity: The size of the external mailbox is suitable for accommodating multiple magazines, newspapers, mail, etc., and can also store letters from multiple family members. Selected Materials: The mailbox stand is made of thickened aluminum, which is sturdy and unbreakable, ensuring long-term use. Easy to Install: The metal mailbox with a password lock comes with the necessary screw mounting accessories and can be easily installed on the wall or door. High Security: Equipped with a password lock, you can independently design your own password to ensure its security and confidentiality. Simple and elegant design for home or office use, you can put a name label on the mailbox for easy identification.