About this item. Double Wall Construction Crushproof and impact resistant access Cover is impervious to hammering, sawing or prying eyes. Safely place the keys to your kingdom in our guaranteed key safe. 4 Digit PasswordThe 4 digit password lock box key is more secure. The articulated box allows "one-handed" operation. The instructions will guide you to reprogram your access code at any time. Please note that after the password is reset, it is better to take a photo to save it, otherwise you will not be able to open it. Additionally, there is a U wire in a cabinet key used to unlock them. Rust Resistant Steel Exterior Dimensions: 12 x 8.3 x 3.5 cm. It is suitable for outdoor and indoor use. Your keys are fitted with a weather resistant shell, a sliding shutter to protect the combination dials from further damage. Large And Safe Storage Suitable for up to 5 house keys or 3 large keys. Avoid lock outs and provide access to your property by health aids, service technicians and pet statuettes when you are at work or on vacation. Ideal solution for storing keys for airbnb rentals. InstallationInstall the key securely with its detachable hook. Installation method on the wall: point of the inner open area there will be 4 holes in the bottom of the box. hold the box to the wall and mark the position of the holes with a pencil. using a drill with a masonry drill holes in a wall. Place plastic ramp plugs into the wall. box to place against the wall then screw in the screws provided. See more details.