3-Mode Connection: Bluetooth, 2.4G wireless, and wired connections offer three modes for free switching. TIPS: The switch for wireless modes (Bluetooth OFF, USB receiver, and Bluetooth pairing key) is located on the bottom of the mouse. Mecha Color Matching and RGB Lighting: Fashionable Mecha color matching, full of technological feel, unique shape, strong visual impact; 11 types of colorful and dazzling RGB lighting effects provide a stunning visual feast, enjoying a better gaming atmosphere. 5 Adjustable DPI, 4000FPS: 5 adjustable DPI levels (1200, 1600, 2000, 2400, 4000), sensitivity can be adjusted freely; 4000FPS high refresh rate, full operation recording, every wonderful moment is in panoramic view. Note: This mouse does not have macro programming functionality, nor does it have a macro programming program, and the shortcut keys cannot be reset. Rechargeable Mouse and Shortcut Keys: The wireless mouse has a built-in 500mAh high-quality rechargeable battery and an optimized Type-C charging port, which can be used for 10 to 15 days after a full charge. The mouse comes with a button to return to the desktop, a button to return to the webpage, and a firepower button. Press the 3 shortcut keys to make work easier, protect privacy, and enhance gaming. Silent and Ergonomic: The silent click design of the left and right buttons (12 buttons in total) is suitable for using the mouse in public without disturbing others. The unique finger support design fits comfortably in the palm and won't cause fatigue after long use. This wireless mouse is compatible with Windows, iOS, and Android systems and comes with a 45-day unconditional refund and a 12-month repair warranty.