Key Features . Battery life Approximately 400 hours on BLE 250 hours with HyperSpeed wireless (estimated with one AA Alkaline battery)19 Programmable buttons2 connection modes - HyperSpeed (2.4GHz) and BluetoothRazer Synapse 3 enabled4-way tilt wheel100% PTFE mouse feet If you’re looking for an ergonomic gaming mouse that will help you dominate MMO games look no further than the Razer Naga V2 HyperSpeed. This wireless MMO mouse has 19 buttons and a dual-mode scroll wheel so you can optimize your buttons for maximum efficiency. And with HyperSpeed wireless technology you can enjoy 25% faster performance than other wireless mice on the market. With up to 250 hours of battery life you can play for hours on end without having to worry about the battery running out in the middle of the raid.Get your hands on the Razer Naga V2 HyperSpeed Wireless MMO Gaming Mouse and make playing your favorite MMO games a real pleasure. Whether you play World of Warcraft or Final Fantasy this Razer MMO mouse is a perfect addition to your arsenal.The Razer Naga V2 HyperSpeed is also equipped with multi-device support so you can easily switch between devices for a streamlined flow. And with Razer HyperScroll Technology you can choose between a free-spin or tactile scroll wheel for optimal control..