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Those with visual impairments walking on the roads without pedestrian walk at night are unlikely to be seen by drivers, they have the risk of traffic accidents.
"Portable IR caution light" can be worn on arm. When it is powered on, the lamplight is projected on the ground showing a caution line immediately, indicating the user's walking range clearly, reminding all drivers to keep a proper safe distance to the walker.
National Taipei University of
Technology
Taipei, Taiwan
National Taipei University of
Technology
Taipei, Taiwan