Ultra-Secure 4-Digit Combination Lock: With up to 10,000 possible combinations, this key box provides maximum security and is highly resistant to tampering. The easy-to-use reset mechanism allows you to change your code at any time for added convenience and peace of mind. Versatile Mounting: Equipped with a removable shackle, the key lock box can be easily mounted on a door or wall. The removable shackle offers two mounting options, providing flexibility to suit various installation needs. Note: The shackle is located inside the lock box and can be accessed after opening. Sturdy Aluminum Alloy Construction: The heavy-duty outer shell helps resist hammering, sawing, and prying, helping to keep contents secure. This durable box safely stores spare keys and allows for quick access when needed. Weather-Resistant and Corrosion-Resistant: Designed for durability, this lock box withstands outdoor elements and resists rust and corrosion. Suitable for both indoor and outdoor use in various environments. Multipurpose Functionality: Ideal for apartment entrances, garages, rental properties, warehouses, and more. Convenient for storing keys for home sharing, real estate showings, cleaning services, pet sitters, and other uses without hiding keys in insecure locations. Color: Gray & Black Material: Plastic + Metal Package Contents: 1 x Lock Box Note: Light reflection and different display settings may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.