Large Capacity: large security storage box can hold about 2-3 car keys, Key safe box internal size: 10*8*3cm3.9*3.2*1.2 IN). You also can put cash, access card, ID cards or credit cards etc. The key lock box provides convenience and security access to your spare keys, convenient for family, friends, employees, caretakers, home workers, Airbnb renters etc. Durable & Robust Double-Walled Construction: Key lock box outdoor with heavy-duty aluminum alloy material for main body and Anti-rust screw, which provides extra resistance to the box, allowing it resist against attack from hammering, sawing or prying. The key storage lock box offers exceeding corrosion resistance and weatherproof. Especially suitable for homes, garages, schools, gyms, warehouses and other places. Higher Security: Key storage lock box designed with 12 digit combination, which can provides your a thousands of combinations to make sure the highest level of security. NOTE: the original code is blank, when you reset a new code, please take a photo to remember it, or you will not be able to use the key box again. ADVISE: Please set the code over 5 digit, our box cannot set the same number and the code can be opened without sequence. Anti-dust and Rainproof Weatherproof Cover: The padlock key safe box is equipped with a black cover, which can effectively protect combination dials from other weather damages, like dust, rain, snow and ice, making it more durable service. The hook is easy to remove and install, hard and durable enough. Suitable for outdoor or indoor use. More Convenient and Safer: The back of our key box adopts a sealed double-layer design, which is safer than any other key box. A small hook is also designed inside, which allows you to take out the key faster and keep it organized. Don't need to place the keys under the carpet or flower pot any more. The key keeper helps you save time and avoid to loss or theft. This high security lock box will be a wonderful gift for your family or friends.