【Two Unlocking Modes】: This key safe has a 4-digit digital code and emergency button; it can set up to 10,000 combinations. You can set your own access code and change it regularly to improve security, making it difficult to crack. Emergency buttons can be more convenient in case you forget the code! 【Easy to Install】: This outdoor key safe comes with 4 screws and 4 nylon expansion wall anchors to ensure that the key box can be mounted on any solid surface. No fuss or need for extra work to have a box drilled into the wall at much more expense. 【Solid Construction】: Our wall-mounted key box is made of durable aluminum alloy, resistant to water, corrosion and weather. Perfect for outdoor mounted. 【Wide Application】: This large outdoor key box can be widely used in home, garden, office etc. It would be a great helper for any occasion. It allows you to keep and secure your car key when you are surfing, instead of risking hiding it in the sand / under a rock, etc.