Razer Viper 8KHz

Razer™ HyperPolling Technology for the fastest response time
2nd-gen Razer™ Optical Mouse Switch for zero risk of misclicks
Razer™ Focus+ Optical Sensor for cutting-edge precision
71g lightweight design for swift, effortless control
Advanced On-board Memory for personalized settings wherever you go
True 20,000 DPI Focus+ optical sensor
Razer™ Optical Mouse Switches rated for 70 million clicks