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:


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

Publish your project

Sunshine elf / glass window cleaner

Sunshine elf
Sunshine elf

“Sunshine elf” is designed to be a robot that could clean windows automatically by using solar energy. By utilizing solar power, it could produce negative air pressure, which makes 4 suckers fixed on the windows. There is a detector in the body bottom, and the fixed axle on the top of sucker is flexible and movable with linkage. In addition, by the combination of diluting the detergent and water, diminishing the dirt as well as drying through high air pressure.


Zhejiang University

Zhejiang University
Hangzhou, China