Macally 3-Button USB Wired Computer Mouse for Mac & PC (TURBO) : The Macally TURBO is an optical USB wired mouse with a 1000 dpi optical sensor, three soft-click buttons and scroll wheel for a precise and smooth control. The ergonomic and ambidextrous design offers maximum comfort to both left-handed and right-handed users and helps to increase your productivity. The TURBO works both with Mac and PC and doesn't require any drivers. 1000 dpi precision optical sensor for precise and smooth control; 3 buttons and scroll wheel (no driver required); Ergonomic and ambidextrous design for maximum comfort; 5 Feet/150 cm USB wired that is plug and play; System requirements: USB port; Mac OS X 10.1 and later; Microsoft Windows XP / Vista / 7 / 8 / 10; Package content: USB mouse and user's guide