19 programmable keys Ergonomically positioned for optimal control: Whether you are simply assigning the most important commands or fully engaging with macros for professionals, this mouse has ergonomically positioned buttons so you can access your entire arsenal of commands quickly and easily. Razer HyperSpeed Wireless (2.4 GHz) and Bluetooth Ultra low-latency performance or long battery life: Experience seamless and virtually latency-free performance thanks to wireless technology that's 25% faster than comparable technologies, or switch to Bluetooth for even longer gaming. Support multiple devices for a minimalist setup. Powered by Razer HyperScroll Free-running or tactile mouse wheel: spam or scroll through content in freewheel mode instantly. Activate tactile mode for even more precision and rich feedback, ideal for switching through weapons or skills. Up to 250 hours of battery life for even more performance: Thanks to up to 400 hours of gaming via Bluetooth and 250 hours of seamless latency gaming via Razer HyperSpeed Wireless, you can last even longer in the heat of battle without replacing the battery in your mouse. *Determined with an AA alkaline battery Razer Focus Pro Optical Sensor with 30K Class-Best Precision: This brand new sensor from Razer ensures error-free tracking performance on a variety of surfaces, including glass, complemented by intelligent features for even better targeting and more control. Mechanical mouse switches from Razer the 2nd Generation For even more durability and reliability: Gold-plated contacts provide even better protection against premature wear and tear and now withstand up to 60 million clicks – for crisp, reliable triggering every time you click. › See more product details Model: Size: Color: