HIGH SECURITY KEY SAFE--The code key safe is made of sturdy steel material and zinc alloy casting body, which has excellent capabilities defense, making the exterior key box resistant to hammer blows, sawing or prying attacks. The code key box has super resistance to water, corrosion and weather. Particularly suitable for homes, garages, schools, gymnasiums, warehouses and other places. EXCELLENT WATERPROOF--The code key box is equipped with a black cover, which can effectively protect the dial from dust, acid rain, ice and snow, making it more robust and durable. 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 to make your keys more secure. LARGE CAPACITY--External dimensions: 11.5x8. 5x5.5cm/4.53x3.35x2.17in'. Inner: 11x8x3 cm/4.33 x 3.15 x 1.18 in'. The secure key box can be used indoors or outdoors. It provides ample and highly secure internal storage space for your valuables. The externally coded key box can hold up to 5-8 keys, access cards, car keys and other items, so you can safely share keys with your loved ones. QUICK INSTALLATION--Installation is very simple. 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.