Features: DPI can be adjusted freely by±100 from 100 o 14400. Professional gaming mouse with 8 programmable buttons enables superior productivity and efficiency to meet all your gaming needs. Powerful drive:Assign customized action to most buttons to achieve combo keys.Click times and delay times of key can be set. 16-Million Color backlight'breathing'RGB LED gives out ambient light and set you in a unique gaming atmosphere. Compatible:Windows XP/Vista/Win7/Win8/Win10/ME/2000/Mac10.x,etc. DPI Indicator Light The user can tell the DPI resolution ratio if the current mouse from the status. Red—Profile 1(1000DPI) Blue—Profile 2(2000DPI) Green—Profile 3(4000DPI) Purple—Profile 4(7200DPI) Yellow—Profile 5(14400DPI) Specification: Customize DPI Switch mode 1:1000/2000/4000/7200/14400 adjusted via the buttons of the mouse Customize DPI Switch mode 2:DPI can be adjusted freely by±100 from 100 to 14400 via the software in the CD. FPS:8000 Polling Rate:Up to 1000 Hz;switchable:125HZ/250HZ/500HZ/1000HZ Buttons:8(8 out of 9)are customizable Tracking System:Optical Interface:USB 2.0 full speed Working Voltage/Currency:DC5V/100mA Size:4.9 x 2.9 x 1.61 inches USB Length:1.2M braided-fiber cable