Used key safe. This is useful to store the house keys safely, for emergencies, lost your keys or if you have a carer who needs to get in the house. I dont know how to alter the formula, but will let you know the current number. If you look on YouTube you can find out how to change the number currently set to one chosen by you. Screws supplied to put up. . Please let me know your need, I will not take replies such as, is still available, or I want/ need this, without further info. I need to sort out its best new home.

Key safe (Arnold NG5)