Wireless 2.4G Technology with 30 Ft Operating Range
1000/1500/2000 dpi Optical Resolution with DPI Switch
High Quality Rubber Coating Surface
With this version, the scrolling wheel has been updated with the new parts. The scrolling problem has been solved and controlled with this version.
On/Off Switch - 2xAAA Brand Batteries Included

Technical Details

Size (LWH): 7.17 inches, 4.02 inches, 3.15 inches
Product Details
Product Dimensions: 7.17 x 4.02 x 3.15 inches
Shipping Weight: 0.31 pounds (View shipping rates and policies)
ASIN : B00GZIA5EW