A cap for a container includes a base portion having a curved outer surface and being connectable to a container, the base having an indented portion on at least a part of said curved outer surface. An electronic display fits in the indented portion of the base portion and electronically connected to circuitry within the cap. A clear portion covers the electronic display. A multi-color light-emitting diode (LED) electronically connected to the circuitry within the cap.
