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When there's a fire or blackout, this flashlight will show the evacuation guide map in real time on the floor and help people to evacuate easily. The laser indicates the current location so that it's easy to evacuate without losing the direction which will reduce the damage of human life.
Hanseo University
Gyeonggi, South Korea
hyunmook Lim,
Hanseo University
Sungmin Yoo,
Hanseo University