My grandpa is security, Grandpa said they now installed time attendance security door time attendance security door, this is very good, it can accurately record the time from work, really good, I also very love this time attendance security door, which is our company time attendance security door, these days my grandfather to birthday, Grandpa and friends off change it, grandpa is a workaholic, but I want to do what Grandpa, we are also very support, Grandpa said that the door can record his work time, next time grandpa again on the day of class can also take the time back, the time attendance security door is really too good.