... canceled at any time;6.Large storage capacity, up to 200 fingerprints;7.Self-management, when using locks, ... The ways of adding: Push the sliding cover up to turn on the lock, push # button and input the fingerprints ... month, day, hour, minute and second to input(on the top of the line are year, month and day, for ... 11, it is for 2010-1-11; the bottom line are hour, minute and second, for example: 09: ...