Lentenda Laptop PC 2400DPI Optical Adjustable 6D Button Wired Gaming Game Mice Mouse High Quality, Compact Design and Measurable Weight. Adjustable resolution feature: 800/1200/1800/2400DPI Switch Life: 8 million cycle 16-bit ultra-wide data path Buttons: 6 buttons with scroll wheel (Two Side-Buttons and One DPI Button)