Sign up for
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.
This is a watch designed for blind. This watch is unique in that: facilitate the blind knowing the time and safe walking with sensor for the blind.
zhongkai university of agriculture and engineering
Guangheng Zhu、Mingding Liang、Shengfeng Wang