Ugreen Ergonomic Wireless Mouse Silence 90545 Is Designed For Users Who Want Wireless Convenience And Quieter Clicking During Everyday Computer Tasks. Its Ergonomic Form Is Intended To Provide A Comfortable Grip, While The Listed 4000 Dpi Sensitivity Supports Responsive Cursor Movement On Compatible Computers. The Quieter Click Design Can Be Useful In Shared Offices, Libraries, Study Rooms, Or Late-Night Work Environments Where Click Noise May Be Distracting. Its Wireless Connection Helps Reduce Cable Clutter On The Desk. Check The Connection Method, Battery Requirements, And Supported Operating Systems Before Use, And Adjust Pointer Settings To Suit Your Work Style.