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People often watch TV when they unknowingly fall asleep, but the TV is still in the open state.
When the TV open when the built-in TV will always be on the surface of the device to detect forward to your eyes. If you plant the time (or asleep) is not looking at the screen, the device will be automatically connected TV power switch, automatic shut off power.
Shunde Vocational and Technical College
Foshan, China
Yumin Lai,
Zehong Lin,
Huiyi Ouyang
Shunde Vocational and Technical College
Foshan, China