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Check / Door handle

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While we were busy doing any other things, we must forget the appliances` energy consumption in our home, although some of them are closed, but we also don`t know whether they are in energy
consumption.This design will solve this kind of problems.

University

Kunming University of Science and

Kunming University of Science and
Technology
Kunming, China

Design

Wuhan University of Technology

Wuhan University of Technology
Wuhan, China

Chao Gao Junchao Yang Qiancai Li Jianyong Liao