A cheap showy ornament piece of jewellery; a gewgaw.
Anything trivial and worthless.
A small shiny spherical decoration, commonly put on Christmas trees.
A club or sceptre carried by a jester.
An item carried on a key ring either as decoration or security.
A passive wireless electronic device that usually uses RFID technology to control access to buildings, containers, computers, etc. by being placed near a detector.
An active wireless electronic device that controls access to buildings or vehicles, such as a remote control for a car door lock.