Portable Perman LC029 1200DPI USB Wired Optical Gaming Mouse Mice for Computer PC Laptop Gamer Blue Size: Approx: 110x70x40mm. The length of the line: Approx: 1.5m. DPI: 1200dpi. Compatible with operating systems Window 7Window Vista, Window XP, Mac iOS. Suitable for game enthusiasts, fashionable young, commercial office crowd, long time computer workers. Sensitive buttons, long service life, over 5 million clicks, ensure the normal work in harsh environments. Also it use for home, office. Ergonomic design, makes you feel natural and comfortable, long fierce game will not feel tired. Drawing process, excellent feel. Easy and convenient to use.