TECKNET Ergonomic Mouse, 4800DPI Wireless Vertical Mouse 6-Button Silent Mice with 5 Adjustable Levels DPI, USB Receiver, 2.4G Cordless Computer Mouse Optical Wireless Mouse for Laptop, PC, Mac. [Ergonomic design] The wireless mouse adopts a vertical design that conforms to ergonomics, with a 57° tilting angle that allows the wrist joint to be in a natural and relaxed state when holding the mouse.
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