Suitable for outdoor use. Your key safe features a weather-resistant sliding lock to protect the combination dials from further weather damage. Avoid lockouts and is available for family, friends, coworkers and AirBnB renters. Impact-resistant flush-mounted access covers are impervious to hammering, sawing or disassembly. Robust steel locking mechanism with a cast zinc alloy housing. Keep your keys safe and secure in our resettable 4-digit combination key box. Easy Installation: Comes with instructions and mounting kit. All necessary mounting hardware is included: 4 screws and 4 nylon expansion screws. 【Quick Installation】 1. 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. Insert the plastic expansion screws into the wall. 5. Place the box on the wall and then screw the screws provided. 【Note】After the password is reset, it is better to take a photo to save it, otherwise there