The gadget is a device that is able to perform one or several functions. Gadgets often have funky designs but have useful functions as well. It is also being referred as gizmos. The history of gadgets can be traced back to the early 1800s. There is a wide variety of gadget including GPS system, USB toys, smartphone and etc. The first appearance of the term "gadget" occurs in 1985. Amiga OS uses the term to describe the GUI widget in a graphical user interface. 1. Benefits of Modern Gadgets Gadgets offer many benefits to the users. It usually has a small size so you can bring it with you to any place. Spy gadgets incorporate a recording player and video camera. For example, a spy pen gadget can have a camera. It functions just like a pen and can be used to write words. No one will know if the camera is recording scane because it is hidden within the pen. There are also gadgets that design to aid people with physical impairment. For example, the electronic eyes gadget allows the blind person to cross the road.