Product parameters: External size: 12*8.5*4.5(cm) Internal size: 10*6*3.5 (cm) Material: aluminum zinc alloy, stainless steel, silicone Weight: 610g Color: Black + Gray Product Description: Can hold keys under 9.5cm Super Secure and Resistant: Good quality steel, durable material, solid metal body offers better resistance to attack from hammers and saws. Key box with front protective plastic, which hides the box, but also prevents water infiltration and therefore rust at the code level. Large Capacity: This key box has a code, the space is quite large, allows you to put several keys, including car keys (very useful for locking the car keys when we go to the beach). Simple code to configure, the four-digit code gives a fairly high level of security, just change the code and give it only to chosen people and key exchanges are easy. Installation summer Quick and Simple: You can either fix it via the padlock, which opens when the box is open, or by a fixing system using the dowels that are provided. This secure key box is an excellent alternative, easy to set up, resistant and aesthetic in addition, which can be changed as often as desired (in the case of a rental). Convenient and Easy to Use: Very practical external key box for leaving a key, for the gardener or the cleaning lady, for the nurse who has to come to provide care, for the family who arrives early while you are still at work, for the keychain of lost keys. No need to give the keychain to many people anymore. Compliant with Needs: The key box is widely used, And in case of emergency, Very useful to lock the keys when we go somewhere. Installed in a discreet place, this key box is more practical and secure than the traditional flower pot to hide the keys. Ideal for sharing a single key between multiple users (significantly cheaper than key duplication and no key loss).