Ultra-Lightweight Wireless Esports Gaming MouseThe Razer Viper V4 Pro is a wireless esports gaming mouse designed with and trusted by pros to dominate every match. Weighing just 50 g the symmetrical mouse body is engineered for fast movements balanced control and fatigue-free play during long competitive sessions. Advanced mechanical and structural optimizations reduce weight while maintaining stability and precision.HyperSpeed Wireless Gen-2 with 8000 Hz PollingPowered by Razer HyperSpeed Wireless Gen-2 the mouse delivers low-latency wireless performance with true 8000 Hz polling. Improved wireless efficiency enables smoother input responsiveness while balancing power consumption making it suitable for tournament-level competitive gaming on high-refresh displays.High-Precision Optical Sensor with Frame SyncThe Razer Focus Pro 50K Optical Sensor Gen-3 supports up to 50 000 DPI 930 IPS and 90 G acceleration for accurate tracking during fast click-heavy gameplay. Frame Sync technology aligns sensor reporting with the PC to reduce latency and ensure consistent precise cursor control in FPS and aim-intensive games.Optical Scroll Wheel for Controlled InputAn industry-leading optical scroll wheel provides consistent tracking and defined tactile feedback without mechanical contact reducing wear and helping prevent unintentional input for precise Gear switching and in-game adjustments.Gen-4 Razer Optical Mouse SwitchesRazer Optical Mouse Switches Gen-4 deliver fast optical actuation with a true tactile click feel and a durability rating of over 100 million clicks providing reliable performance built for high-frequency competitive play.Extended Battery Life with Adjustable PollingOptimized wireless efficiency delivers up to 180 hours at 1000 Hz or 45 hours at 8000 Hz allowing players to choose Predictionween maximum endurance or ultra-low-latency performance.Razer Synapse 4 CustomizationCompatible with Razer Synapse 4 on PC and Mac the mouse supports advanced customization including Dynamic Sensitivity Mouse Rotation Sensitivity Matcher 1-DPI step adjustments and Smart Polling Rate Switcher for intelligent performance optimization.Optimized for Multiple Grip StylesThe Viper V4 Pro is optimized for claw and fingertip grips supporting fast lift-offs and micro-adjustments while remaining comfortable for palm grip users across a wide range of hand sizes.