[Wide application] - This is a good key box, used to store keys and bank cards, etc. . It can be installed on the wall and used in homes, offices, warehouses, vacation homes or wherever you need it. You can share spare keys with friends, family, neighbors and caregivers. With this lockable external key box, you don't have to worry about keys hiding under the carpet. [High Security] - Our wall-mounted key box is made of high-quality aluminum alloy body and durable steel locking mechanism, which provides additional strength to the external key box to resist attacks hammering or drilling. Weather-resistant metal material can keep your keys and cards safe. [Reliable 4-digit set] - Use a 4-digit combination to provide enhanced protection. The 4-dial combination security key safe offers up to 10,000 different combinations, far more than the 3-digit model, and it's also harder to crack. Easily reset the required combination at any time to secure your valuables. (Note: Take a photo/write it down to record your code!) [Mini size and easy to use] A palm-sized secure key box is coming, which can hold multiple keys, which is very suitable for daily activities, friends, relatives, family services, pet sitters, real estate and rentals. You can give this outdoor key box as a gift to parents living alone or children in rented houses for their convenience.