Weighing 80 g with the included AA-battery, the ambidextrous Viper V3 Hyperspeed not only debuts a revised shape, but also comes with Razer's Focus Pro 30K sensor, second-gen Razer mechanical switches, and up to 280 hours of battery life, along with support for true 8000 Hz wireless polling through the HyperPolling Wireless Dongle.



Link: Techpowerup