Full Details from Amazon.com : http://www.amazon.com/gp/product/B00KLUO98I?tag=onigi-20
GAMDIAS Zeus GMS1100 eSport Laser Unique Side Grip Calibration MMORPG Gaming Mouse 9 Programmable
3 independently adjustable side expansions to customize hand size and grip comfort
Laser sensor up to 8200 DPI for pixel perfect accuracy
512KB onboard memory for button and profile assignments
Selectable polling rate 125 250 500 1000 Hz
Heavy-duty 11 million click lifecycle
Customizable profile DPI ambiance lighting luminance
