3M Wireless Ergonomic Optical Mouse, Patented Vertical Grip Design Keeps Your Hand and Wrist at a Neutral Angle for Comfort, USB Plug and Play, Soft-Touch Surface, Small Size, Black (EM550GPS)

• Vertical grip keeps your hand and wrist at a neutral angle, while the mouse works as a regular optical mouse

• Optical sensor, wireless, USB compatible plug and play

• Soft-touch painted surface for added comfort

• For right-handed use only

• 2 year warranty