Material: The 4-digit adjustable key box is made of high-strength zinc alloy, which can protect the box from hammering, sawing or unlocking, it is sturdy and durable. You can set your own password and 10,000 personalized passwords. Convenient: After purchasing this key safe, no need to put your keys under the carpet or in a flower pot to hide them. Just tell your 4-digit combination to the people you have authorized to enter your home. Capacity: The combination padlock box measures about 6.6 x 3.6 x 1.5 cm. Normally, it can hold up to 5 keys, large interior space allows secure storage for multiple keys. Free Installation: This lock box with key does not need to be installed. You can hang it exactly where you need it, like a doorknob or a car. Very suitable for hiding a key outside. Outdoor Key Box Dimensions: 14.4 x 6.1 x 2.2 cm. Material: Zinc alloy. About the product: Key Box Features: Whether you regularly host guests, need a building to have easy access to your home, or want to ensure that access is hassle-free for babysitters or forgetful teenagers, a key safe makes the key exchange process safe and easy. The practical design and perfect 4-digit combination make this key box with code for storing house keys a great choice for users looking for ease of use and easy installation. Package includes: 1 x Key Box Control vibration: automatically turns on and off to save energy.