The Steelseries Sensei is an ambidexterous mouse featuring 7 programmable buttons, customizable LEDs and an LCD screen on the bottom that you can customize with your own picture to prevent theft. The Sensei has a max DPI setting of 5700.
SpecsUpdate
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Pros
Pro Customizable
There are many settings including acceleration, polling rate, and others that can be changed from software or the built-in LCD. You can customize the 7 buttons to do whatever you like.
Pro CPI switching
You can change between 2 different DPI settings via a convenient button located below the scroll wheel.
Pro Ambidextrous
Both right-handed and left-handed people can use the mouse.
Cons
Con Bad driver software
The driver software is buggy and crashes often.
Con Somewhat poor grip
The material the mouse is made up of can be slick especially when using with sweaty hands, something that often happens with prolonged use.