LylGs USB Wireless Wired Vertical Mouse Optical Ergonomic Mouse for Laptop, Computer, Adjustable Sensitivity 1000/1600/2400/3200 DPI, Black (Wired)

1.Ergonomic Design: The large vertical angle keeps your hand and arm in a natural the way of holding the mouse, and ergonomic shape fits your palm well, which help to reduce wrist strain and pain compared to common mouse. 2.High Precision: Four DPI levels, 1000 / 1600 / 2400 / 3200, the ergonomic mouse provides higher sensitivity for smooth movement and precise tracking, meets daily office work, photo editing, graphic design, even gaming. 3.Size: This ergonomic mouse size is medium, fits well for the most of people's hands, may be a little big for people with small hands. It will take several days to get used to it if you never used this kind of vertical mouse before. 4.Compatibility: Windows 8/7/10/Vista/XP/2000, Mac, Linux (Note: Forward button and backward button does not work with Mac). Plug and play. 5.LYLGS Service: 90 Day Money-back Guarantee, 1-year warranty(replacement service) and lifetime technical support. If you have any issue, please contact us for help at first. We'll give you a good solution..