Sign up for an Award
Participate with your entry in one of our professional or student awards.
Sign up for an awardLearn more:
Unsupported browser
You are using an outdated browser. Please upgrade your browser to improve your experience.
CIRKIT is smart phone charger, combined with supplementary battery. This digital smart charger contains double battery cells in its body, so user could charge their smart phones and supplemetary battery at the same time.
University of Seoul
Seoul city, South Korea
Kyumin Ha,
University of Seoul
Sewon Jung,
Hongik University
Yongjae Park,
Yonsei University
Songyee Kim,
Sungshin Womens University