Usage Tips:High Security Key Safe - The combination key safe is made of solid steel and die-cast zinc alloy with excellent defense, which makes the outdoor safe strong and durable. Hammering , sawing or attackat the lever.Excellent Water Resistance - The combination case is equipped with a black cover, which can effectively protect the dial from dust, acid rain, ice and snow, making it more durable. The compact design makes it look liketo a weatherproof outdoor outlet that no one will notice.Large Capacity - External Dimensions: 11.5 x 8.5 x 5.5cm / 4.53 x 3.35 x 2.17in. Inside: 11 x 8 x 3 cm / 4.33 x 3.15 x 1.18 inch. The secure key box can be used indoors or outdoors. It provides storage spaceample and highly secure internal space for your valuables. The external combination key box can hold up to 5-8 keys, access cards, car keys and more, allowing you to securely share keys with yourrelatives.Quick Installation - Installation is very easy. This product includes a wall key box and an installation tool to ensure stable installation on any wall. 12-digit resettable password offers thousandscombinations to ensure the highest level of safety. It is recommended to take a photo or write with a pen after setting the password. Once you forget your password, you will no longer be able to use the boxwith keys.QUALITY GUARANTEE - The key box is suitable for indoor and outdoor use. With this sturdy and secure key safe, you no longer need to keep your keys under a rug or planter. An external key box can helpsave time and protect against the risk of lost or stolen keys.",