Razer Naga V2 HyperSpeed Wireless MMO Gaming Mouse: 19 Programmable Buttons - HyperScroll Technology - Focus Pro 30K Optical Sensor - Mechanical Mouse Switches Gen-2 - Up to 400 Hr Battery Life

Rise to the top your guild with the Razer Naga V2 HyperSpeed—a best-in-slot wireless ergonomic MMO mouse. Optimize skill rotations with an arsenal of 19 buttons and a dual mode scroll wheel. Power through raid progression with potent wireless performance backed by up to 250 hours of battery life on HyperSpeed Wireless.

For the strongest, most reliable HyperSpeed signal, position the dongle at desk level with clear line of sight to the mouse — within about 30 cm of your mousepad. Avoid rear USB ports buried behind your PC, and keep the dongle away from common interference sources like WiFi routers and USB 3.0 hubs.