TWO INSTALLATION OPTIONS: You can wall mount the small key box, attaching it to any solid surface indoors or outdoors as needed. The key safe with a removable shackle allows you to easily hang it anywhere, including doorknobs, fences, railings, pipes without screwing or drilling. All mounting hardware is included and holes are pre-drilled.HIGH SECURITY: Heavy-duty zinc alloy and steel provide extra resistance against cutting, hammering, and sawing. The resettable 4-digit security key box for outdoor use allows you to set your own combination with 10,000 unique options. Safely store and share spare keys with your loved ones when you're at work or on vacation and never worry about locking yourself out.EASY TO USE: Only four steps to set and reset the 4-digit combination as many times as you need. Instructions are always included. Please note that you should NEVER forget your password, otherwise the key box with code cannot be used or reset. It is recommended to take a picture or write down the code after setting a new code.CAPACITY: The wall-mounted key boxes have an internal space that can hold up to 5 keys. You can also store credit cards, USB sticks, and so on. [NOTE] [NOTE] This is a key box for keys, car keys with remote control DO NOT FIT.THOUGHTFUL DESIGN: Rubber-coated hook and on the back of the key box with hook to prevent scratches; sliding cover to hide and protect the dials from dust, rain, snow, and ice; when used outdoors, the key box should be placed in a sheltered location.