High Security and Durability: The outdoor key cabinet is made of high-strength and rust-proof aluminum alloy, making it strong enough to resist rust and corrosion. In addition, it can withstand hammer blows, sawing, and prying. The key cabinet has a rubber sliding cover that protects the combination dial from weather and wind. It is waterproof, snowproof, and dustproof and has a long service life. Why do you need a secure key box? With a key box, you no longer need to carry your locker keys or hide them under the mat, flowerpot, or doormat, just a 4-digit combination to enter the house; it is really convenient for daily outdoor sports, friends, parents, and children to have a key, home services at a certain time, emergency entry, real estate business. Features: Outer dimension: 4.7 inches * 3.5 inches * 1.6 inches (L * W * H) Inner dimension: 3.7 inches x 2.6 inches x 1.4 inches (L * W * H) Material: Aluminum/Zinc Alloy & Stainless Steel Weight: 1 lb Package Includes: 1 x Key Box 4 x Screws Warm Tips for Wall Mounted Key Box: You can leave some of the top screws to hang keys, to avoid keys getting stuck inside the box. Make sure you record your password by taking a photo or a note after each password reset, otherwise, you will have no way to retrieve it. It is NOT recommended to use a combination like \"0-0-0-0 \", as it can be easily cracked. Keep the cover closed to resist bad weather, dirt, and grime. It is recommended to rotate the dials weekly to keep them in good condition. Durable Key Safe Made of aluminum alloy and heavy-duty steel, making the key safe with lock very strong and resistant to violent damage such as hammering, sawing, and prying to some extent. Key Safe with Code: Easy to change code Up to 10,000 password combinations can be changed at will. Change the password in time to ensure the security of the key after informing others of the password. Key Safe: Waterproof and Anti-Corrosion The high-quality alloy material is waterproof, rust-proof, and anti-corrosion, etc. Protect dials and keys from dust, rust, sun, rain, and snow. Perfect for family, parents, friends Eliminate the hassle of waiting at the door when family members forget or lose their keys. Perfect for home service access A life-saving key safe to make elderly parents accessible to emergency personnel. Perfect for office or real estate agents Install the key box for garage, office, or your home, it is suitable for rental properties, shared houses, nannies, garbage collectors, etc.