Large & Secure Storage: The capacity of the large code key box is large enough (inner size about 4.5 x 3.7 x 2 inches) to place house, office or other large car keys; And you can also store some small things if needed, such as credit cards, ID cards etc. Two Unlock Modes: This key safe has a 4-digit numeric code and emergency key; It allows to define a maximum of 10000 combinations. You can set your own passcode and change it regularly to improve security, which makes it difficult to crack. Emergency keys can be more convenient in case you forget the code Easy to Install: This outdoor key safe comes with 4 screws and 4 nylon expansion wall anchors to ensure that the box key code can be mounted on any solid surface. No fuss or need for extra work to have a box drilled into the wall at much more expense. Solid Construction: Our wall mounted key box is made from a strong aluminum alloy that is weather resistant. water, corrosion and bad weather. Perfect for outdoor mounted. Wide Application: This large outdoor key box can be widely used in home, garden, office etc. It would be a great helper for any occasion. It allows you to keep and secure your car key while surfing, instead of risking hiding it in the sand/under a rock etc. Product Have you ever hidden your keys under the doormat or in a flowerpot when you're away from home, but worry if it's safe? Don't worry Our safe key secure can make your life easier. And there are 2 unlocking modes, which is more convenient than others, you won't need to open it when you forget the password, using the key instead. emergency. The car key box is perfect for sharing keys safely. with: after school children, babysitter, emergency care for the elderly, etc. key box sustainable Made; in aluminum alloy with high strength and solid steel, protecting the box from damage. keys against hammering, sawing or prying. Waterproof and rustproof The aluminum shell can effectively protect against rain, dust, snow and sunshine, and can be reused for a long time.