The Cudy MS9945Black is a dual-mode wireless mouse offering both 2.4G and Bluetooth connectivity. Its ergonomic design minimizes hand and wrist fatigue even during prolonged use. With a sleek black finish, this model provides a stylish and professional look, ideal for both office and home use. Technically, it features optical tracking technology with three adjustable DPI levels: 800, 1600, and 3200. A 125 Hz report rate ensures instant and smooth cursor movement. The mouse has 6 buttons, including forward and back buttons for easy browser navigation. Powered by an AA battery, it saves energy with an auto-sleep mode that extends battery life. The Cudy MS9945Black is perfect for multi-device users: connect via Bluetooth to a laptop, tablet, or smartphone, or use the 2.4G receiver with your desktop computer. Compatible with Windows, macOS, Linux, Chrome OS, Android, and iOS, it works seamlessly on any surface, speeding up your daily workflow. Technical Specifications: - Connection Type: 2.4G / Bluetooth - Tracking Method: Optical - DPI Range: 800-1600-3200 - Report Rate: 125 Hz - Number of Buttons: 6 - Battery Type: AA - Dimensions (LxWxH): 112 x 68 x 41 mm - Weight: 65 g - Compatible Operating Systems: Windows, macOS, Linux, Chrome OS, Android, iOS - Model Number: MS9945 1.0