In most households couples fight over misplaced keys. I have a friend whose husband has a habit of leaving keys and then forgetting where he left them, then they fight it out while trying to find the keys. I have found a perfect solution to their...

I cannot even count it on figures how many times I have locked the room and left the keys inside but I think I have found the solution. This Bio Knob brought in by Tychi Systems works on a unique principle. It is capable of identifying the fingerprints..