About this item. High Security Key Box - BTNEEU Security Key Box comes with 4 digit resettable code, up to 10,000 combinations, really hard to break. Keep your keys safe and allows you to securely share key access with neighbors, tenant, family or friends, ideal for home, emergency entry, garage, vacation home, apartment and office . All Proof & Durable Design- Made of sturdy aluminum alloy, will protect the exterior key box from knocks, saws or prying eyes, it is rust proof and corrosion resistant. You can use it for a long time. Concave design on 2 sides, reduces slippage when opened. Newly practical design- The code wall key box is designed with a medium size, there is a spacious space to store several keys, such as only spare keys / car keys / door security card. The design of the storage space differs from traditional key lock boxes in the market, allows easy entry and exit of keys. Outside size: 13cm x 8.5cm x 5cm (H x W x D); Inside size: 11.7cm x 8cm x 4.2cm (H x W x. Easy to Use & Install Combination- 4 digits for keyless convenience, easy to store and reset, you can set and reset your personalized password. The key code box will run smoothly in the process of operation for its beautiful finish. Comes with an instruction and assembly kit (4 free screws and 4 expansion plugs), very easy to follow, even a non-handyman can install it. Wide application- Open the box with key wall mounted with the correct password in seconds, this is a great value key safe for indoor and outdoor use, perfect for use by cleaners, laborers, seniors, children, Airbnb and rental of houses. Perfect for home, garden, office, etc. It would be a great help for any occasion. See more details.