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Just press / terminal board

Just press

1.Controled by button connected with copper inthe flapper.

2.Press the button to open copper in the flapper and it make the plug pop-up, this will make you more easier to pull out.

3.A finger will be able to pull the plug, it can saves your time, but also save a lot of effort to make you feel more comfortable.

4.It can protect the flapper, the flapper is more durable. it also protect the plug, we do not be afraid to electric and pulled the plug wire.


Kunming University of Science and

Kunming University of Science and
Kunming, China


Wuhan University of Technology

Wuhan University of Technology
Wuhan, China

Chao Gao Junchao Yang Qiancai Li Jianyong Liao