CSL - SM 690 Optical Gaming Mouse USB | 3200dpi sampling rate | High Precision | ergonomic design in stylish Crackle design | Color: Black (Electronics)
it's all as it should be. I have not had such a mouse, maybe it's me, but I'll go with the two buttons left of the mouse to scroll back and not clear. constantly I get it even if I do not want it, the nerves a bit. and stupid it, which remains the mo