PUREX Technology 4000 DPI High Precision Programmable Wired Laser Gaming Mouse, 6 Programmable Buttons, 5 DPI Settings, 5 Color LED Indicating Different Profiles, Black Rubber Coating Painting - PXE-M612BU High Precision with 5 DPI sensitivity modes indicated by Breathing LED Adjustable on the fly switch shifts to 1000 DPI, 1750 DPI, 2500 DPI 3500 DPI and 4000 DPI, indicated by Multi-color Breathing LED Macro Definition, available special driver allows user to save 6 configuration files of macro definition Slim Ergonomic with weight-balanced design Durable Omron switch