The code key safe is made of steel material and zinc alloy casting body, which has defense capabilities, making the case Exterior key resistant to hammer blows, sawing or prying attacks. The code key box has resistance to water, corrosion and bad weather. Particularly suitable for homes, garages, schools, gymnasiums, warehouses and other places. The code key box is equipped with a black cover, which can protect the dial from dust , acid rain, ice and snow. The compact design makes it look like a weather-protected outdoor outlet, no one will notice. This key safe can be installed on the wall/door or other secret places like a closet. External dimensions: 11.5x8.5x5.5cm/4.53x3.35x2.17IN. Interior: 11x8x3cm/4.33x3.15x1.18IN. The secure key box can be used indoors or outdoors. It provides internal storage space for your valuables. The exterior coded key box can hold up to 5-8 keys, access cards, car keys and other items, so you can share keys with your loved ones. The product includes a wall-mounted key box and installation tools to ensure stable installation on any wall. The 12-digit resettable password offers thousands of combinations to ensure the highest level of security. It is recommended to take a photo or write it with a pen after setting the password. Once you forget the password, you will no longer be able to use the key box.