The vertical alignment encourages a more ergonomic operating position
Central *bow-tie* switch allows for easy transition between right and left handed use
Provides accurate tracking on typical work surfaces

Technical Details

Size (LWH): 8.27 inches, 5.43 inches, 4.49 inches
Product Details
Product Dimensions: 8.27 x 5.43 x 4.49 inches
Shipping Weight: 0.97 pounds (View shipping rates and policies)
ASIN : B007GFYM1K