This version has the 8KHz dongle included in the box

• 54 G ULTRA LIGHTWEIGHT DESIGN — Designed in collaboration with world-class esports pros, the Viper V3 Pro’s perfectly balanced ultra lightweight design allows gamers to make swift, precise flicks that match every intention
• FOCUS PRO 35K OPTICAL SENSOR GEN-2 — Experience pro grade tracking performance on a wider variety of surfaces including glass, supported by intelligent functions and 1-DPI step adjustments for more granular aim and control
• 8000 Hz HYPERPOLLING TECHNOLOGY — By combining Razer HyperPolling with the ultra smooth connection of Razer HyperSpeed, experience flawless wireless performance with a true polling rate of up to 8000 Hz
• HYPERSPEED WIRELESS — With an optimized dongle design that makes zero compromises on connection, enjoy top-tier wireless performance that remains smooth and reliable even in noisy tournament environments
• OPTICAL MOUSE SWITCHES GEN-3 — From an improved 90 million click lifecycle with zero double-clicking issues, to a blistering 0.2 ms actuation with no debounce delay, enjoy reliability and speed that outshines all others
• UP TO 95 HOURS OF BATTERY LIFE — Power through the most intense scrimming and tournament schedule with up to 95 hours of high-performance competitive gameplay
• OPTIMIZE MOUSE ACCURACY — Improve accuracy by disabling the "Enhance pointer precision" option in the Windows mouse settings, and further optimize performance using the Razer Synapse App