Giới Thiệu · Contour RollerMouse (USB)
Contour RollerMouse (USB):- New RollerBar Design for Effortless Control of the Cursor is 67% Longer than the "Classic" RollerMouse
- Two more Buttons to extend versatility and flexibility - includes "Drag Lock" and "Double Click" functionality
- Most Cost-Effective Mousing Investment On the Market Today