Unsupported browser

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

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:

iF SOCIAL IMPACT PRIZE

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

Publish your project

Bicycle buckle sound / Sound

Bicycle buckle sound

This kind of sound with the solar battery board function, has the effect of energy saving and emission reduction. And the corresponding bicycle, is also energy-saving emission reduction helper. This kind of sound will lead to the popularization of solar panels. Nothing can use solar panels. And let people like more bike, reduce vehicle exhaust emissions.

University

Hefeishifanxueyuan

Hefeishifanxueyuan
12products design
Hefei, China

Chenglong Guan,
Hefeishifanxueyuan