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This is an simple phone projector that does not require to be plugged in an electric outlet,through the theory of mirror and biconvex lens ,magnifying the image which is on the phone onto the wall. There is a speaker at the end that does not require to be plugged in an electric outlet as well, it's main purpose is to let people to watch videos together.
Ningbo institute of technology,zhej
Ningbo, China
Ningbo institute of technology,zhej
Ningbo, China
Chenyu Wang
Chang Jin
Jie Yang
Henghao Mu