Sign up for an Award
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
Lightit is a free composed DYMO，which glows itself at night and invisible in the daytime. When absorbed enough natural light, it will glow as the sign at night, or any emergency.
HU Tianpei, LIANG Ying, QIU Jiaoying, GU Shirong