convenience – n. a quality or situation that makes something easy or useful for someone by reducing the amount of work or time required to do something
electromagnetic – adj. a magnetic field that is produced by a current of electricity
implant – n. to place something in a person's body by means of surgery
norm – n. standards of proper or acceptable behavior
swipe – v. to pass something like a credit card, ATM card, etc. through a machine that reads information from it
benefit – n. a good or helpful result or effect
key – n. a device that is used to open a lock or start an automobile
mobile – n. able to move from one place to another