E-3lue EMS616WHAA-EU Mazer 2500 DPI High Precision Optical USB Wired Gaming Mouse Mice (White) LED scroll wheel and Blue pulsating lights Perfectly designed to fit snugly under your palm, the ergonomic shape gives gamers the most comfortable gaming experience ever Ajustable DPI Function: 500/1000/1800/2500,you can change Mouse speed easily. Micro Switch provides lifespan of up to 5 million button clicks Adjustable: 500/1200/1800/2500 DPI,Polling rate: 250,Botton:6,AVAGO gaming chip