Convenience: It is very convenient to change the key and keep it without having to lock it in place. This intervention zone is perfect for singles, friends, relatives, emergency families, families. real estate companies, etc. High Security: 4-digit password tag to set your own password, 1000 unique choices, you know it's safe. High strength zinc alloy body structure with 4 heavy duty mounting screws, mainly key box hammered, sawn and polished. Operation: Open the lock in 2 seconds, use the correct combination, save time searching for pockets. 4-digit combination easy to install and configure. Large Capacity: There is a large storage space in the key storage box, which can hold 5 keys. Sketch: The key box wall design can be installed on the wall or other fixed objects; the sliding door hides and protects the combined turntable from the weather; sturdy metal body structure is strong and durable; environmental protection paint does not corrode and corrode. no trust. Quantity delivered: 1 piece.