The Focus 20K DPI Optical Sensor is designed for precise and accurate mouse control. It auto-calibrates across different mouse mats, minimizing cursor drift. The Razer Optical Switches provide 70 million click durability and are three times faster than traditional mechanical switches. The mouse also features customizable Chroma RGB lighting with support for 16.8 million colors. With eight programmable buttons, users can easily remap and assign complex macros. The drag-free cord offers wireless-like performance, reducing weight and drag for improved control. Overall, this mouse enhances gaming and productivity experiences with its advanced features and performance.