Ergonomic Vertical Design: Promotes a natural handshake position, reducing wrist strain and discomfort, ideal for long hours of use. 1600 DPI Optical Sensor: Provides precise and responsive tracking, adjustable DPI settings for optimal sensitivity control. Wireless Connectivity: Offers reliable wireless performance with a strong, stable connection, reducing desktop clutter. 6 Programmable Buttons: Customize button functions for increased productivity and convenience, suitable for both work and gaming. 3 Color Silicon Rubber Cases: Includes three interchangeable cases (in various colors) to personalize the mouse's appearance and enhance grip comfort. Durable and Comfortable Grip: Constructed with high-quality materials and a soft-touch finish for a comfortable grip during extended use. Universal Compatibility: Compatible with Windows and Mac operating systems, works seamlessly with PCs and laptops. Rechargeable Battery: Built-in rechargeable battery provides long-lasting power, reducing the need for frequent battery replacements.