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This blind electrical outlet in two part,one is electrical outlet and the other one is plughole.When the blind use it,press the key on the both side at the same time and get out the plughole from the electrical outlet,and then get the plug silde the groove down and plug in,and then let the plughole put in the electrical,the last setp is touch the information in braille,check it if on power or not.
Jiangxi University of Finance and Economics
Nanchang, China
Yuxiang Kuang,Jian Han
Jiangxi University of Finance and Economics
Nanchang, China
Chencheng Zhang,
Lan Zhang,
Zhongbiao Jiang,
Min Wei