Sturdy key lock box - High-strength material makes it strong enough to withstand hammering, sawing and prying, in addition, this key lock box is rust-proof and -. Convenient code change - You can combine 10,000 codes by yourself to the security of the keys. The material and protective cover design of the outdoor key lock box that it is -, waterproof and dustproof. Emergency spare key lock box - When you forget your keys or friends, real estate agents, nannies, etc. need temporary use, they can enter the code to get spare keys or other small items, and you can change the code to keep the keys safe. Large-capacity key lock box - The key lock box storage space has been upgraded to hold multiple house keys, and you can also temporarily store small car keys, documents and other small items. Easy to install and use - The key box with code is very simple to install and use, and there are multiple installation methods to choose from, and no power supply is required. It can be installed at the entrance of a home, garage, commercial place or indoors to lock small objects.