Microsoft Open Box T2J-00002 USB Express Wired Mouse - Red/White Designed just right - Effortless comfort when posting and tweeting BlueTrack Technology - Take advantage of BlueTrack Technology, which combines the power of optical with the precision of laser for remarkable tracking on virtually any surface Get clicking with either hand - Right or left-it's all your way Wired reliability - Designed for trouble-free performance, eliminating the worry of battery life Three customizable buttons - Seamless socializing and working