Digital PIN - Security code from 3-8 digits using any number from 0-9. It can give you thousands of potential codes, better to add the security.
Override Key - Need the keys to open the safe box when you first time use. When you forget the digital code and after 3 incorrect combination attempts, you need the override key to open the safe, so must to keep the key safe.
Install and Fixed - our safe can hidden in the cabinet of the home or office. Also can mounting to the wall / floor. We have 2 pcs 125px bolts for the anchoring and pre-drilled holes behind the safe.