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Intuitive operator, not a distance help but the most primitive hand.
To prevent the collision marks， In Ahead do the User-friendly design，
convenient storage nails box combined with magnet
hope to make the blind and the elderly can also intuitive operation in self and self-satisfaction.
National Taiwan University of Science and Technology
Taipei City, Taiwan
Chi Chau An,
National Taiwan University of Science and Technology
Li-Hsing Wang,
National Taiwan University of Scien
Yu-Jhang Lin,
National Taiwan University of Scien
Yu-Li Tsai,
National Taiwan University of Scien
