Recently, there are so many devices or gadgets invented to ensure security all the time. Some of these are tracking devices, security alarms and security cameras. At first, only bid establishments like malls, hospitals, and schools use these devices. But because of the rampant robbery that has been happening, even households have this devices now. These help each household members feel that they have nothing to worry and that they are safe inside their house. These security gadgets have different forms that make it difficult for burglars to recognize them.