1. Narrow Slot: The hanging mailbox's narrow slot reduces the danger of mail being removed without a key 2. 2 Keys: The locking mailbox is equipped with 2 keys, which can effectively the safety of your letters when installed outdoors 3. Small and Compact: The hanging mailbox is small and compact, easy to use and doesn't take up much space 4. Stainless Steel Material: The mail box is made of stainless steel material, which is wear resistant and durable, suitable for your term use 5. Easy Installation: The mailboxes for outside is also equipped with plastic expansion tubes, screws, and rubber pads for your convenience
