High Security Lockbox: Set your own 4-digit combination for keyless convenience; offers up to 10,000 combination possibilities for increased security.Large Capacity: Upgraded version resettable house combination key lock box increases the internal storage size to hold multiple keys or bank card, ID card, some special small car keys at a time. Wide Application: The key lockbox be designed for indoor and outdoor use. It is a great key storage lockbox for emergency entry, vacation home, pet sitters, etc. It has a wall mount design for permanent installation. Sturdy Material: The combination key safe lockbox is constructed with high strength aluminum alloy body for durability and shutter door for protecting combination dials from weather, dirt, and grime. Easy Operation: Lockbox combination is preset to open on 0-0-0-0. It can be easy to reset your favorite numbers as your passwords.