[Maximum Security]: The wall-mounted key safe is made of rust- and corrosion-resistant aluminum and zinc alloys, ensuring sturdiness that can withstand various forms of tampering such as knocks, sawing, and prying. The weather-resistant cover protects the box from wind, rain, snow, and dust. [More Storage Space]: Our key box not only accommodates a minimum of five house or car keys; it offers additional storage capacity for items such as bank cards, car keys, cash, or other small items. [12-Digit Combination]: The key safe uses a 4-12-digit combination to provide strong protection. It is essential to keep in mind that after each password reset, you must photograph or record your code securely to avoid forgetting it. [Easy to Install]: The combination key safe comes with all the necessary parts for installation, including four screws and four nylon expansion bolts, as well as a double-headed screwdriver for convenience. It only takes 4 simple steps to complete the installation: 1.Draw the outline of the screws 2.Drill the holes 3.Nail in the expanded anchors 4.Install the box using the screws. [Wide Application]: Its versatile design is suitable for various scenarios, such as pet sitting, guardians, office, warehouse. In addition to providing temporary access to family members, friends, visitors, maintenance workers and tenants, it emerges as the ideal solution for keyless entry. Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.