Welcome to my store! Features: Grind arenaceous shell design, better comfort level Durable Comfortable Wheel Design Comfortable mouse pulley, longer service life Simple sleek design Color:As your choose Product manual: 1. Mini optical mouse, USB interface, 1000DPI, beautifully produced. 2, using optical 3 button mouse USB interface 800DPI precision, can enable you to more accurately achieve mouse movement, positioning operation in the desktop system. 3. The 800DPI precision optical sensor moves faster and more accurately than previous product applications. 4. This mouse is the preferred product for current notebook desktop users. Ultra-small body. Dimensions: length 9.6cm* width 5.4cm* height 3.2cm, line length 120cm Packing: original packaging Optical 3-button wheel mouse 100DPI (USB interface) Note:There is English word on the item when you recieve it ..Please understanding. Package includes: 1 x M20 Mouse