1 Results for "↘ 최저가 Ò1Ò〈⑻⑷89〉83Ò⑥ ↗퍼블릭술집┍강남퍼블릭shoulderな퍼블릭룸퍼블릭룸퍼블릭술집ultimate 퍼블릭룸テ퍼블릭술집◇ｑ셔츠룸퍼블릭gray"

An educational project for my mechatronics students, a tube equipped with two LDR sensors to measure the speed of a ball inside the tube.