When it's touching someone,the eyes will be changed to red.
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Future toys

The mechanical dolls called Hide and Seek Robot, it is a mechanical doll to play hide and seek, it can play hide and seek with the children, it will head reconnaissance, discovery will immediately catch up, when the mechanical doll touching people, the eye will change from green to red and give a warning sound, on behalf of the man has been caught.

Tsang Wah Shing
Hong Kong Design Institute Product design student Year 2 Hong Kong, Hong Kong