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'Countdown' is a tobacco case that controls tobacco use.If you access your smartphone and enter your daily cigarette usage, a cigarette case will open as much as your daily usage.The cigarette case shows the number of times you use it in a day visually.If you exceed your daily usage, your cigarette case is locked and cannot be opened.The number of times you can open a cigarette case during the day gradually decreases overtime.You can reduce smoking habits by forcibly controlling the number of times you can open a cigarette case.
Gyeonggi-do, South Korea