The CM Storm Havoc mouse is designed for precision gaming. It has an Avago 9800 laser sensor & 8200 high DPI performance. The 8 fully programmable buttons are arranged & tuned for intuitive operation. 4 macros can be stored directly on the Havoc thanks to 128 KB onboard memory. Japanese Omron micro-switches can endure five million clicks. The durable rubber coated body, ergonomic design & large mouse body make the Havoc comfortable to use even during long gaming sessions. Features Max Customization Havoc features multi-color LED zones, the Mousewheel, DPI Buttons & CM Storm Logo. The 5 brightness levels & 7 colors of each zone can be fine-tuned & switched between full lighting, breathing, rapid fire modes, or simply disabled. Programmable Buttons Havoc, designed with 8 programmable buttons, can accurately register from our software & offers up to 32 extra command buttons, for players who need to be executed quickly in MMO games Customizable AP With Havoc on h&, you can start programming command sequences as Macros & adjust hardware setting in CMStorm Havoc dedicated application. 128 kb onboard memory Havoc provides large storage which allows you save all macros you program in, & lets you quickly switch between 4 profiles anywhere even without installing application. On-The-Fly Tuning Quickly switch between different DPI levels without leaving the virtual Battle-field or being distracting & catching a bullet. Rubberized Grip To improve the grip & prevent your fingers from sliding & slipping, the entire mouse body is coated in a layer of rubber for more stability. Avago 9800 laser sensor with 100-8200 DPI Highest grade Japanese Omron micro switches Up to 5 million button clicks 8 programmable buttons Rubber side grip for stability & fast mouse swipes Build in memory for easy plug & use Smooth super grip rubber coasting 1.8 meter flexible & extremely durable mouse cord Up to 4 profiles setting