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After anybody use lap top computer plugged in multiple tap, it is difficult to find their plug for lap top at a time. Multi-tag makes easier to find their plug using lights and can pull the plug out easily with finger.
Catholic University of Daegu
Gyeongsangbukdo, South Korea
gyu tae Kim
Catholic University of Daegu
Gyeongbuk, South Korea
ji eun Park
Catholic University of Daegu
Daegu, South Korea
in sook Lee
