Plug & Play / Wide compatibility - The wireless mouse comes with a USB adapter (the USB adapter is plugged next to the battery compartment). Plug it into your PC’s USB port to get started. No driver installation required. - Compatible with Win11, Win10, Win8, Win7, and Mac OS. - The vertical design is a good choice for people who use computers for extended periods. 3 Adjustable DPI / 2.4 GHz Stable Connection - 3 DPI settings: 1200, 1600, 2400 DPI. Use the DPI button to quickly adjust sensitivity for different tasks. - 2.4 GHz wireless (not Bluetooth) provides a strong, stable connection. Energy Saving & LED Lighting - Powered by two AA batteries (not included). - Built-in energy-saving chip helps reduce battery consumption. - LED lighting enhances the visual appeal and creates a thoughtful working atmosphere. Ergonomic Vertical Design - Vertical ergonomic design keeps the wrist in a natural extended state, reducing burden on the wrist and forearm and helping to alleviate wrist pain from long-term use. - Skin-friendly surface offers a comfortable grip and soft touch. - Especially suitable for workers who need to use a computer for long periods each day. Use scenarios - Office work and data entry: comfortable all-day use with reduced wrist strain. - Programming or design work: adjustable DPI allows precise cursor control for detailed tasks. - Remote work or study: reliable 2.4 GHz connection and long-term comfort for extended sessions.