SYBA Multimedia Mouse - Optical - Wireless - Radio Frequency - USB - 1600 dpi - Notebook, Desktop PC, MacBook - Scroll Wheel - 5 Button(s) SY-MOU23066

The ergonomically-designed thumb rest and grips fit the contour of your palm for maximum comfort. The vertical "handshake" position encourages a neutral wrist and arm alignment for greater comfort. Five buttons give you improved control over your computer''s systems combined with three levels of mouse sensitivity (800 / 1200 / 1600DPI) for improved tracking. There is also an auto-sleep feature that conserves power and extends product life.