For well engineered, rugged computing use look no further than the Roccat Lua Optical Gaming Mouse.Speed & precisionThe Lua's advanced optical sensor enables you to determine exactly how you want to track with seven different DPI settings giving you the speed to match the style.A dedicated DPI button makes it easy to change speeds in the heat of the battle. You can even modify the button to just pick your preferred DPI speeds.The Lua's ultra-precise 2D scroll wheel lets you command with precision. Every little scroll locks securely into place, so you can scroll accurately and enjoy clear-cut gaming.Cool & comfortableThe Roccat Lua delivers the looks to match the practicality with its large illuminated Roccat logo lit up in arctic blue.Thanks to its perfectly-balanced, ambidextrous V-shaped design, the Lua delivers comfort to left and right handers with a sleek form that ensures a top fit for any hand size.The Lua features no-sweat side grips that ensure a steady hold even when the action gets hot, as well as a soft touch surface that lets you play comfortably during extended sessions. For accurate and cool computing, the Roccat Lua Optical Gaming Mouse will make a fine choice.