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It is a convenient power outlet of the power switch. Users will be along electrical plug socket on the slide can be easily inserted without the use of the socket. Power switch installed in rotation within the socket, when the user will plug into socket, the spin down, open the power supply. In the next surface of the original socket will slide and power to open the display device, but no holes. Users can continue to use the same slide to help him, until all the sockets have been used so far.
National Cheng Kung University
Tainan City, Taiwan