6-button optical mouse (right handed)
Ergonomic vertical hand position prevents fatigue and minimizes wrist problems
CPI button for quick resolution changes (1200-3200 DPI)
Next/Previous buttons for faster Internet browsing

Specifications
Interface: USB
Optical resolution: 1200, 1600, 2400, 3200 DPI selectable by the button
Ambidextrous: No, for right handed use only
Power consumption: 1.5 V DC, up to 15 mA
Mouse: dimensions 95 x 65 x 36 mm, net weight 98 g
Cable length: 1.35 m