Designed with a vertical orientation and a contoured shape to provide a uniquely comfortable user experience. Right-Handed. Wrist-friendly contour support holds your hand in a healthy “handshake position” which is the neutral position of your forearm. Featuring two ergonomic buttons that are located conveniently on the side of the mouse allowing seamless back and forth browsing. USB connectivity. 6 Buttons (Left & Right Click, Back & Forward, DPI Switch, Scroll Wheel). Large. Black with Blue LED light.