[Ergonomic Vertical Design]Designed to prevent mouse hand syndrome, this vertical mouse offers a comfortable grip for extended use, promoting better wrist and arm posture. [Dual Connectivity Mode]Features both 2.4G wireless and Bluetooth-compatible 5.1 connectivity, ensuring stable connections for both office work and gaming. [Adjustable DPI Settings]Four DPI levels up to 2400 DPI, allowing for precise cursor control and enhanced gaming experience. [Long-lasting Battery Life]Equipped with a 600mAh built-in battery and TYPE-C fast charging port for worry-free usage. [Silent Click Design]Enjoy quiet operation with a mute switch rated for 5 million clicks, perfect for noise-sensitive environments. Specifications: Model: T22 Wireless Technology: 2.4G and Bluetooth-Compatible 5.1 Return Rate: 125Hz Moving Speed: 28IPS Refresh Rate: 3000FPS Acceleration: 10G Resolution: 800/1200/1600/2400 DPI (adjustable) Rated Voltage/Current: 3.7V/8-10mA Battery: 600mAh lithium battery Button Lifespan: 5 Million clicks (Mute switch) Interface: Type-C Operating Range: Up to 10m Material: ABS Dimensions: 12.5 * 8 * 6cm Net Weight: 92g System Compatibility: Windows 98/Me/2000/XP/Vista/Win 7/Win8