SOLID CONSTRUCTION: This lock box for house key is made of strong and durable aluminum alloy material, sturdy, unbreakable, have a long time useSECURE: All-metal high strength alloy material makes this lockbox for keys safe and secure, no breaking, prying or stealing issues, the protection waterproof cover prevents from water and dustEASY TO INSTALL: Easy to install the key lock box for outside on wall or door with the included mounting hardware, no power source requiredEASY TO SET CODE: Remove the inside white plastic cover and turn the screws to the desired code, and replace the cover, the combinatinon password code is changeable as your demandsWIDE USE: This key lock box is very versatile, you can store keys or others little items in the key cabinet for indoor or outdoor, apartment building, office, warehouse, garage etc. Perfect for home owners, family members, landlord, vacation rentals, property management, realtors etc. for children after to school, friends access, emergency access, gardener, cleaners etc.Colour:dark grayMaterial:aluminum alloySize: 105 x 65 x 48mmPackage Contents:1X Key Lock Box4X expansion tube & screws1X key tool1X English manualOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.