Heavy Duty Key Box - High strength aluminum alloy material makes it strong enough to withstand hammer, saw and prying. In addition, the key box is rust and corrosion resistant. Emergency Key Box - If you forget your keys, or a friend, real estate agent, babysitter, etc. needs it temporarily, they can enter a code to get a spare key or other small item and you can change the code later to keep your keys safe. Key Box with Code - 10,000 codes can be combined by yourself to ensure the safety of your keys. The material and design of the outdoor wall mounted key box protective cover make it corrosion-resistant, waterproof and dustproof. Large Capacity Security Key Box for Keys - The storage space of the key box has been improved, At least 5 house keys can be placed, you can also temporarily store small car keys, Documents and other small items. Easy to Install and Use - The coded security key box Installation and use are very easy, there are several installation methods for you to choose,