High Security: Our key cabinet is made of durable aluminum alloy, which is resistant to water, corrosion and weather. Perfect for outdoor mounting. The protective cover protects the combination dials from unpredictable weather conditions. Large & Storage: The capacity of the large outdoor key cabinet is large enough to place house keys, office keys or other large car keys; And you can also store some small items if needed, such as credit cards, ID cards, etc. Two Unlocking Modes: This key cabinet has a 4-digit digital code and an emergency button; It can be set up to 9,999 combinations at most. You can set your own access code and change it regularly to increase security, making it difficult to crack. Emergency buttons can be more convenient if you forget the code! Wide Application: This large key cabinet with code can be widely used in homes, gardens, offices, etc. It would be a great helper for all occasions. It allows you to store and secure your car key while surfing, instead of risking hiding it in the sand/under a rock, etc.