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Varin / Gas valve


Varin' is a product aimed at elderly people and people who are anxious about gas. People's health is on the same line as safety.

There is a situation where people often forget whether they closed the gas lever or not, and many people check again before leaving the house. However, people with poor eyesight like the elderly cannot easily check the gas lock from afar. 'Varin' is a product that solves these problems.

If it is closed, green light and red light when it is open to indicate the dangerous situation. This light makes it easy to recognize the situation from afar.


Hannam University

Hannam University
Seoul, South Korea

Lim Jiho,
Hannam University

Choi Jeong eun,
Hannam University