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When there have many light switches, we always dont know pressing which one of the switches. Even in our home, we may still need to try many times to turn on the right light. Why we should have a setback just because we want to turn on the light?
This switch bulges out kindly, and have a black point on surface, looks like humans eye. The bulge switch looking at the corresponding light, people will easily and quickly to know pressing which one of switches.
National Yunlin University of Science & Technology
Taichung, Taiwan
National Yunlin University of Science & Technology
Taichung, Taiwan
Bor Ru Huang