Description: Compact Size: compact size and portable make it easy to use at home, at work, or anywhere else. Plug & Play and Silent Click: just plug the USB receiver into your laptop, the mouse can be used.Silent clicking design for using the mouse in library, dormitory, office and so on. 2.4G USB Wireless Mouse: USB charge, built in 3.7V 500mAh battery, up to 10-meter working distance. Adjustable DPI : Three adjustable DPI for freely controlling mouse speed, 800DPI-1200DPI-1600DPI, DPI up to 1600dpi, 4 buttons. Compatibility: compatible with Windows XP / 7 / 8 / 10 / Windows Vista etc, for desktop, laptop, PC. Size Chart: Size: approx. 58x110mm/2.28x4.33inch Package Includes: 1 Piece Mouse 1 Piece USB Receiver 1 Piece Manual Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!