Razer HyperSpeed Wireless Gen‑2 offers incredible speed and rock‑solid reliability for a seamless, lag‑free gaming experience. It's over 60% more power-efficient and delivers true 8,000Hz polling with 55% lower latency than the previous gen Razer Focus Pro 50K Optical Sensor Gen-3 offers 50,000dpi, 930ips, and 90G acceleration, enhanced with Frame Sync technology for just-in-time reporting 49g ultra-lightweight design provides unmatched agility, allowing players to move with greater speed and precision than ever before Razer optical scroll wheel ensures pro-grade tracking and crucial tactile feedback, giving players consistent accuracy in high‑pressure moments Razer Optical Mouse Switches Gen-4 boast a redesigned click mechanism with improved tactility and an incredible 100-million-click lifespan Enjoy up to180 hours of high-performance gameplay on 1,000Hz or 45 hours on 8,000Hz