Large & Secure Storage: The capacity of the large code key box is large enough to place house keys, office keys or other large car keys; And you can also store some small things if necessary, such as credit cards, ID cards etc. Two Unlock Modes: This code key safe has a 4-digit code Numbers and emergency key; It allows you to define a maximum of 10,000 combinations. You can set your own passcode and change it regularly to improve security, making it difficult to crack. Emergency keys can be more practical in case you forget the code! Wide Application: This large outdoor key box can be widely used in home, garden, office etc. It would be a great help for any occasion. It allows you to keep and secure your car key when surfing, instead of risking hiding it in the sand/under a rock, etc. Note: The data is all measured manually, please allow 1-3cm error due to differences in light and display, there may be color differences, please refer to the actual item received.