Razer Viper V4 Pro mouse

WHAT RESPONSIVE TRULY MEANS TO PROS
Speed That Never Fails.
For the best players in the world, responsiveness isn’t just about speed—it’s about certainty. Every click, every micro adjustment, every flick must translate instantly and predictably in-game.

The Viper V4 Pro delivers that reliability with a familiar, competition-trusted feel the moment you pick it up.

FASTER WIRELESS PLATFORM
Push your play with the Razer HyperSpeed Wireless Gen-2 system—over 60% more efficient*, enabling true 8000 Hz polling and slashing latency by 55% versus the previous gen—delivering more consistent inputs so you can react with absolute precision in-game.

#1 TRUSTED SHAPE, NOW EVEN LIGHTER
More Agile Than Ever.
A pro-trusted shape, now even lighter at 49 g*, with no compromise to structure or balance—delivering agility that adapts instantly to any grip style.

ALL-OPTICAL SENSOR, SCROLL WHEEL AND SWITCHES

RAZER™ FOCUS PRO 50K OPTICAL SENSOR GEN-3
Next-level Precision.
Enhanced with 50K DPI, 930 IPS, and 90 G for unerring accuracy. Minimize latency with Frame Sync through just‑in‑time scanning and reporting for ultimate precision.

ADVANCED SOFTWARE CUSTOMISATION
Tuned for Peak Precision.
Calibrate the mouse to your exact preferences with Razer Synapse for consistent, tournament-ready precision.

DYNAMIC SENSITIVITY
Enable deeper control of your DPI output and mouse input to best suit your playstyle.

ROTATION TOOL
Adjust mouse orientation for horizontal swipes.

1-DPI STEP ADJUSTMENTS
Achieve pixel-perfect sensitivity with single DPI step increments.

SENSITIVITY MATCHER
Precisely port over the DPI settings of your current mouse to the Viper V4 Pro.

ASYMMETRIC CUT-OFF
Individually set a lift-off and landing distance from up to 26 levels.

SMART TRACKING
Auto-calibrate to maintain a consistent lift-off distance on all surfaces.

RAZER™ OPTICAL MOUSE SWITCHES GEN-4
Top-tier Durability, Tactility, and Speed.
Built to withstand over 100 million clicks, these switches are designed for reliable, real game actuation without heavy configuration. With zero double-click issues and no debounce delay, every click registers with flawless precision—so your aim feels identical since day one.

RAZER™ OPTICAL SCROLL WHEEL
3.3× More Reliable Than Mechanical Designs.
More precise and durable than mechanical variants, our industry-leading optical scroll for esports mice delivers pro-grade tracking and crucial tactile feedback required for high-precision gaming.

HEMISPHERICAL DONGLE REDESIGN
Greater Connectivity and Stability.
Designed to complement our fastest wireless technology, the larger dongle houses a taller antenna for greater signal strength, while a weighted base keeps it anchored to your desk. Check the status of your mouse at a glance with a set of convenient LED indicators.

MORE FEATURES VALIDATED BY PROS

SMOOTH-TOUCH FINISH
Coated with a finish that feels soft and smooth, yet remains easy to grip.

UP TO 180 HOURS OF BATTERY LIFE
Power through your most intense scrimming and tournament schedule.

6 PROGRAMMABLE CONTROLS
From essential commands to complex macros, enjoy a greater degree of control at your fingertips.

SMART POLLING RATE SWITCHER
Set polling rates for your favorite games and let Razer Synapse automatically adjust your mouse’s polling rate based on the title you’re playing.

RAZER SYNAPSE WEB
Take full control instantly right from your browser. Fine-tune settings and switch on-board profiles wherever you play.

QUICK ONBOARD ADJUSTMENTS
Change DPI or polling rate on-the-fly for unfair competitive edge in game.

UNLOCK THE ULTIMATE PRO COMBO
Pair your Razer Viper V4 Pro with the Razer Gigantus V2 Pro—the perfect soft esports gaming mouse mats. With five speed ratings, you’ll always find the ideal glide and control for your playstyle. Experience a true synergy that takes your performance to the next level.