; Large Secure Key Storage BoxIt can hold up to 5 house keys or 3 large keys. Preventing lockouts and available for family, friends, AirBnB renters. NoteAfter the password is reset, it is better to take a photo, otherwise do not open a method when the password is forgotten. There is a "U" spring inside the key box, which is helpful for unlocking. Be careful, it may fall Double-walled construction The impact-resistant cover is impervious to hammering, sawing or prying. Heavy-duty steel locking mechanism with zinc alloy body. Place keys securely in our resettable 4-digit combination lock box ; Weather and rust resistant steelSuitable for indoor and outdoor use. Your key safe features a weather-resistant sliding lock cover to protect the combination dials from further weather damage ; Easy to install Comes with instructions and assembly kit. All necessary mounting hardware is included: 4 screws & 4 nylon expansion bolts. Installation1.Open the box, there are 4 holes on the back of the box. 2.Hold the box against the wall and mark the position of the holes with a pencil. 3. Drill holes. 4.Put the plastic expansion screws into the wall. 5.Place the box on the wall then screw in the provided screws Note: Due to manual measurement, the size may have an error of 2 cm/1 inch; Due to different displays and angles, the color and size may be slightly different, thank you for your understanding! HANBING welcomes your purchase! We look forward to showing you your shopping experience.