Razer Viper Ultimate 20000 DPI Optical 8-keys Programmable 2.4GHz Wireless + Wired Mouse, Cable Length: 1.8m (Yellow)

1. Razer HyperSpeed wireless technology 2. Razer Focus+ optical sensor 3. Optical mouse micro switch 4. 74g lightweight design 5. Up to 70 hours of battery life 6. 20000DPI Focus+ optical sensor, resolution accuracy of 99.6% 7. Up to 650 inches per second (IPS) moving speed/50G acceleration 8. Advanced customizability of lift/landing distance 9. 8 independently programmable buttons 10. Optical mouse micro switch, can withstand about 70 million clicks 11. Real two-handed universal appearance 12. Game-level tactile scroll wheel 13. On-the-fly sensitivity adjustment (default level: 400/800/1600/2400/3200) 14. Hybrid onboard and cloud storage (4+1 configuration files) 15. Support Razer Synapse Thunder Cloud 3 16. A true phantom lighting system with approximately 16.8 million customizable color options 17. Color synchronization between devices 18. Wired and wireless usage modes 19. With 2.4 GHz receiver 20. 1.8m/6ft Speedflex cable for charging and wired connection 21. Compatible with Razer mouse charging dock 22. Battery life: Approximately 70 hours (no lighting effect) (battery life depends on usage settings) 23. Dimensions: 126.7 mm/4.99 inches (length) x 66.2 mm/2.61 inches (width) x 37.8 mm/1.49 inches (height) 24. Weight: 74g / 2.61 ounces (without cables) 25. Suitable for basic input on Xbox One