... Digital office safe box: 1)low price 2)high quality 3)complete function 4)long service life 4-8 programming password ... , it can be set 1-8 password.If press correct password, the electronic screen will become blue, ... it can open the door. If press wrong password three times at the same time, the alarm ... key first, if not press the correct password and the safe suffer danger vibration, the alarm device will ...