It is a natural tendency of human beings are very insecure about their house and their belongings and want it to be safe from any unwanted accident getting caught in fire or due to gas leakage. Trespassing and robbery are also quite common, thus people want to get better better unbreakable solutions for locking their homes. In the absence of the residents, the house becomes a target site of thieves. Despite more improved lock systems, our houses are not safe. Also, it is highly probable that one may either lose their key to the door or someone might conspire to make a duplicate of the key so as to break into the house.Therefore lock and key system are no longer safe, and we need to come up with a better alternative.
Moreover, due to increase in disturbance because of unwanted guests ( salesmen, naughty children etc ), it becomes highly tiring for people at their homes to come to the main gate again and again for entertaining the guest or opening the door.
There is a dire need for a gadget which provides the owners with the luxury of sitting at their places and open the door.