High Precision Optical Mouse Switch Replacement for Razer Naga Pro, DeathAdder V2 Pro, Basilisk Ultimate, Viper Ultimate - 20M Clicks, 20000 DPI - Perfect for Gaming, Office Work, and Professional Esports

Note: The mouse itself can only be used with optical jog, if the mouse is not optical jog, it cannot be used! Optical micro-motion of the second generation gray housing The black shell is the first generation (black shell), because the first generation of black (black shell) shells generally have no problem with the optical micro-motion key strength, so Razer has updated and upgraded the second generation (gray shell) The first and second generations are common, if your original mouse is not usable if it is not an optical jog! The second-generation optical micro-motion Replacement for Razer Naga Pro 20000 DPI/DeathAdder V2 pro/Basilisk Ultimate/Basilisk V2Viper Ultimate/Viper/Viper Mini/Viper 8K Gaming Mouse … and many other mice that use Razer's optical micro-movement use this micro-movement Durability of up to 70 million clicks—40% more than the previous best. Package include : 2Pcs Optical Mouse Switch

This is Optical micro-motion of the second generation gray housing

Durability of up to 70 million clicks—40% more than the previous best.

Package include : 2Pcs Optical Mouse Switch

Note: The mouse itself can only be used with optical jog, if the mouse is not optical jog, it cannot be used!