Customizability Unleashed. With the Razer Basilisk Ultimate, victory has never been this personal. Cutting-Edge Precision with Focus+ 20K Optical Sensor that Automatically calibrates itself across different surfaces, ensuring consistent lift-off and accuracy. No Unintended Clicks with 2nd Gen. Optical Mouse Switch. Actuation at the speed of light, rated for 70 million clicks. More Reliable Than Ever thanks to HyperSpeed Wireless, The low latency delivers high-speed transmission to register swipes and clicks instantaneously. Have a greater arsenal of commands at your fingertips by mapping your favorite macros and secondary functions via Razer Synapse 3. Like its wired variant, the Razer Basilisk Ultimate includes the signature multi-function paddle. With a high-speed transmission, extremely low latency, and seamless frequency switching in the noisiest environments, you won’t even realize that you’re gaming with a wireless mouse. Add More To Your Setup with the Razer Mouse Dock, A efficient charging dock that can seamlessly integrate with other Chroma-enabled devices.