Evoluent Vertical 4 Right Hand Wireless Mouse
The patented shape supports your hand in an upright neutral posture that generally avoids forearm twisting. Many users, including medical doctors, ergonomists and physical therapists, said the Evoluent VerticalMouse provides superior comfort and even relieved their wrist pain. FEATURES: Power Supply: - Power Supply: Batteries / Rechargeable Batteries - Type of Battery / Rechargeable Battery: AA Mignon Technology: - Type of Sensor: Optical Equipment: - Vertical Mouse: Yes - Scroll Wheel: Yes -