Not FPS appropriate wheel incredibly stiff.

In principle, the mouse is also with glove size 10/11 comfortably in your hand, the ergonomic design is comfortable for everyday tasks, but once you should choose a different mouse casual gamers.

There will be wireless mice without delay, this is not one of them. I come from an 8-year-old Logitech MX518 with 1600dpi (ie no difference), but I have marked with the anchor delay in the movement. For CAD, Internet, Office, etc that does not matter, but for First Person Shooter (and all the other things which depend on second-exact precision), it is useless.

Second Star to be lost when the mouse wheel. I open and close tabs in Chrome using the mouse wheel. Have respectively. The mouse tilts too easy. You could either can make the spring weaker or stand space (which anyway is too small for my feeling) can expand.

Otherwise relaxed mouse, but have now bought myself a wired mouse second, so I can still occasionally play.