INSTALLATION-FREE: The portable key safe with a removable bracket allows you to hang it anywhere, including doorknobs, fences, railings, pipes, etc. No tools are required. With all included mounting hardware and pre-drilled holes, you can mount the combination lock box on the wall or attach it to any solid surface indoors or outdoors as needed. HIGH SECURITY: The strong zinc alloy construction gives the combination lock box high resistance to hammering, sawing, and prying. The resettable 4-digit key safe with bracket allows you to set your own combination with 10,000 unique options. Be confident sharing your house keys with your family and loved ones and never worry about locking anyone out. EASY TO USE: Only four steps to set and reset the 4-digit combination. Instructions are always included. Please note that you will NEVER forget your password or be unable to use or reset the key safe. CAPACITY: The spare key box can hold up to 5 keys. You can also store your credit card and USB drive. NOTE: Since the top inside is occupied by the lock mechanism itself, only items no thicker than 0.5 cm can pass through this part. Long, thick items such as remote control car keys will not fit through. VALUE-RESISTANT: The small outdoor key safe is suitable for outdoor use. The environmental protection paint increases its durability. It also comes with a sliding door for concealment and to protect the dials from dust, rain, snow, and ice. Each key box comes with a 12-month warranty and lifetime technical support. BUY WITH CONFIDENCE!