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

Earth hour bulb / Earth hour bulb

Earth hour bulb

It is a campaign light bulb that can communicate the intent of Earth Hour campaign to reduce energy consumption.
It was manufactured with the intention that the life of earth can be saved if electricity use is reduced. Users can recognize the intention of Earth Hour campaign again by visually showing that 'the life of earth is revived if electricity is turned off.'
Besides, in case of turning off lights, noctilucence can be used by users as mood light.


Korea Design Membership

Korea Design Membership
Daegu, Korea, South Korea

Ho Jin Choi,
Korea Design Membership

Hyunha JOO,
Yeungnam University

Sungbae KIM,
Yeungnam University

Minbyeol KIM,
Keimyung University