Unsupported browser

You are using an outdated browser. Please upgrade your browser to improve your experience.

Report A Problem

CANCEL

Sign up for an Award

Participate with your entry in one of our professional or student awards.

Sign up for an award

Sign up for a Profile

Create your own profile and publish it in the iF WORLD DESIGN GUIDE.

Sign up for a profile

Learn more:

Profile Types

iF SOCIAL IMPACT PRIZE (free of charge)

Present your project for free and win your share of EUR 50,000 in prize money.

Publish your project

your battery / charger

your battery
your battery

Cell phone is connected to battery charger. Many people don’t know when battery of cell phone is 100%. When battery is 100%, another battery is charged at the same time. When you use all battery, you can use another battery which is very small. You can connect it under cell phone. And then you can use cell phone more time. In addition, You should not carry big battery charger.

University

Kyunghee University

Kyunghee University
Yongin-si, South Korea

Design

Kyung Hee University

Kyung Hee University
Yongin-si, Gyeonggi-do, South Korea

Featured in this collection

Electronics

Related content