Ranked in these QuestionsQuestion Ranking
Pro Long battery life
It has up to a 3 year battery life (using 2 AA batteries).
Pro Scroll wheel has options
You can switch between the standard, precise scroll wheel, or a friction-less scroll for scrolling fast.
Con The DPI cannot be changed
There is no ability to modify the DPI (permanently set at 1000 DPI).
Con Fairly heavy
Because the mouse uses 2 AA batteries, it is fairly heavy. However you can make it lighter by only using 1 battery.