Large & Secure StorageHolds up to 5 house or car keys. Perfect solution to store keys for AirBnB rentals. Double Wall ConstructionFlush mountable shockproof cover that is resistant to hammering, sawing or stinging. Place the keys to your kingdom safely in our key safe 4-digit combination choicesYou can customize your own access code. The attached hinged lid allows for one-handed operation. The steps to reset your access code are carried out in the user manual at any time. Rust-resistant steel: it is suitable for outdoor use. External dimensions: 4.72 x 3.26 x 1.37 inches. Your key safe has a weatherproof, sliding lock cover to protect the combination scales from the elements. Easy to InstallAll necessary mounting parts are included: 4 screws and 4 nylon expansion dowels to ensure the key safe can be mounted on any solid surface.