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Rich card / Credit card

Rich card
Rich card

In today's modern society, the users of card rather than cash is increasing.
By showing expended amount directly on the card with visual effect, it intends to make an alert when they spend excessively. In addition, it intends to help to have a well-planned expending as well as to have self-control.
It provides visual image to grasp card's balance at a glance.
By embodying one's balance on the outer surface of card with electric ink, the color of the card changes from white to red by one third, one fourth and so on according to the expended amount to the limited maximum amount set by the user.

University

Chosun university

Chosun university
Gwangju, South Korea

youngsung hwang

Design

Chosun university

Chosun university
Gwangju, South Korea

hyena lee