Zelotes New Version Professional LED Optical 2400 DPI Wireless Gaming Mouse, 7 Buttons 2400 DPI /1600 DPI /1000 DPI /600 DPI 2.4Ghz Wireless Notebook PC Mouse Mice Adjusting DPI:6-speed adjustment,1000/1600/2400/3200/5500/9200 DPI,1000 DPI red light flash 3 times,1600 orange,2400 green,3200 light blue,5500 blue,9200 purple.