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In order to make the old watch the screen of computer clearer and catch more details, we add a button on the mouse. By pressing this special zooming button, the user can read bigger letters or images. This button make the mouse act like a screen magnifier to read what they want conveniently and clearly.Working together with the roller,they can adjust the zooming level swiftly.


South China Agricultural University

South China Agricultural University
Guanzhou, China