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Office workers, students groups who use electronic devices such as mobile phones ,iPad and so on, get use to charging before going to bed at night. It will have a bad impaction the life the battery and mobile phone after a long time charging every night, and even worse it will explode.
The device which is aimed at the office works and student groups who charge their mobile phone or other electronic appliances, will be a Charge Timer that can cut the power off in time, in case of damaging the battery and other negative effects the long time charging brings
Central South University of China
Chang Sha, China
School of Design Hunan UniversityU
Qiang Liu Yanfei Li Wei Cai