High security security box: Set up your own 4-digit combination, convenient without a key; Provide up to 10000 possible combinations to enhance security. Large capacity: The upgraded version of the resettable house combination key lockbox increases internal storage space, allowing for the storage of multiple keys or bank cards, ID cards, and some special small car keys at once. Widely used: The key safe should be designed for indoor and outdoor use, and is a large key safe used for emergency entry, vacation homes, pet nannies, etc. It adopts a wall mounted design and can be permanently installed. Durable Material: The combination key safe is made of high-strength aluminum alloy body, which is durable. The louver door can protect the combination dial from the influence of weather, dirt, and dust. Widely used for dirt: This is a very valuable key suitable for indoor and outdoor use, perfect for cleaners, workers, the elderly, children, vacation homes for guests, or only as a safe for the elderly.