Ev USB Wired Ergonomic Vertical Mouse DPI 500/1000/2000/2500 for PC Comfortable 75 vertical angle can relax your hand and arm even when use for long time DPI: 500/1000/2000/2500, Report rate:250-500-1000 Light weight with Teflon durable feet for free use 6ft high-strength braided fiber cable, anti-skid scroll wheel 4 Breathing light according to 4 different DPI