Evoluent – Ergonomic Vertical Mouse 4 Small – Wired – Cable – USB

The Evoluent VerticalMouse 4 Small has a uniquely patented contoured upright design which transforms the traditional palm down mousing position to a vertical "handshake" position which is more comfortable for many users. This mouse has a large lip along the bottom of the mouse to prevent the pinky finger from dragging on the desk, and contouring which provides comfort, reduced grip force and exceptional control. Performance driven improvements include an instantly accessible pointer speed control button on the side of the mouse allowing the user to select between Extra Low, Low, Medium and High, giving users the ability to select the degree of precision they require for each task. An additional thumb button can also be assigned once a driver is installed. This is the small version of this mouse and comes in tworight handed models.The corded model (VM4S) has a black housing with purple buttons, and the wireless model (VM4SW) has a brown housing with dark metallic bronze buttons. The VerticalMouse 4 also comes in a standard sizes in both right (VM4R) and left (VM4L) handed corded versions in a dark grey housing with silver buttons.The small models are suitable for people with hands which are shorter than 7" (17.8 cm) long from the tip of the middle finger to the wrist crease, standard models are for hands longer than 7" (17.8 cm).