4 Digit Combination Lock Box - Practical Tool for Your Life. Made of premium and durable aluminum alloy, this waterproof and rustproof lockbox is made to long last which is effective resistance to violent damage. Now stop worry about loosing keys when go outside and keep your keys and important stuffs in place safely with this portable and unisex lockbox. Besides, our Key Lock Box is the perfect convenient solution for you when you want to give another person access to your home, office. Note: Please keep the shutter door closed for weather resistance and rotate the dials weekly to keep them work properly. Large CapacityThe internal dimensions of the key lock box is12.1*9*4cm/ 4.76in*3.54in*1.57in(L*W*H) which is big enough to hold up to 5 house keys or car keys and access card. When you go out for work, travel or business trip, you can place the keys in lock box and never worry about losing your keys. Durable & Robust Unisex Key storage lock box is built with high quality rust and corrosion-resistant aluminum alloy. It is waterproof, rustproof, cut-resistant and effective resistance to violent damage and it is tough enough to withstand hammering, sawing, and prying. Feature with sliding shield which can protect the digital dials from sun, rain, dust and snow. Safe and Secure LockerOur adjustable 4-digit combination lock allows you to set your own combo code with 10000 personalized passcode which is safe enough to storage your keys and credit cards. Note: It's NOT recommend to use combination such as "A-A-A-A", which might be easily cracked. And DO NOT forget your own password, or you have no way to get it back. Easy Installation and OperationThe package includes all necessary mounting hardware consisting of 4 screws and 4 nylon expansion plugs as well as instructions. Simply insert the screws and plastic expansion plugs and drill them to the wall or other hard surface and make sure it is mounted tight. The lock door is easy to open when you use the right numbers. Widely Range of ApplicationBy using this 4-digit key lock box allows you and others access the key at any time, which perfectly suitable for daily activities, friends, relatives, home services, emergency entry, pet sitters and real estate business etc.