The keylock box is made of High quality aluminum alloy and durable zinc alloy, the high-quality materials and powder coating finish is durable, rustproof and weatherproof,the key storage box resists rust and stands up to frequent everyday use. Its classic appearance coordinates easily with almost any surrounding decor. Compare with the traditional key brings with this keylock box on your wall, no need to slip a key under the mat where it could be found be unwanted visitors, and no need to risk being locked out of the house. The key storage box provides a safe, secure way to keep a key readily available for people who need to be coming and going—ideas for sharing keys with your family or roomates, and perfect for realtors, pet sitters, house cleaners, maintenance workers, and for kids coming home from school. Easily installation, mounting kit included, place it in the desired location and at the preferred height for optimal convenience. Resettable 4 digit combination for keyless convenience, it offering over 10,000 combinations, you can set and reset it for enhanced security. Routinely change the combination as needed.   To keep the combination mechanism in good working order, the unit provides a concealing cover, which protects the combination lock from elements like sand, salt, dust, and dirt.