VersionTech Ergonomic Gaming Mouse Programmable Optical USB Mouse Mice with Multi-Color LED Lights Customizable DPI for Laptop Mac Computer PC Gamer Perfectly designed to fit snugly under your palm, the ergonomic shape of the VersionTech Gamker V8 gives gamers the most comfortable gaming experience ever, especially during the most testing of battles. The VersionTech Gamker V8 is equipped with a 4,000dpi ultra accurate optical sensor(customizable dpi), which allows you to tweak the it to your individual play style and improve your accuracy by leaps and bounds. Whether your playing at fast or low speeds, the VersionTech Gamker V8 will always respond onscreen with exacting accuracy and the organic fluidity only possible with an optical sensor. The VersionTech Gamker V8's sensor is also capable of tracking most surfaces. This is perfect for low-sense gamers who want to set tracking to cut-off as soon as they lift their mice. The Gamker V8 lighting with 4 color options Whether you're in the mood for electric blue, flower red, elegant purple or pine green, you can now illuminate your VersionTech Gamker V8's scroll wheel and logo just the way you want.