The Dell MS3320W Mobile Wireless Mouse in Black is a sleek and reliable option for those in need of a standard mouse. With a maximum DPI of 1600 and an optical tracking method, this mouse provides precision and accuracy for all your computer needs. Featuring a scroll wheel and only 3 buttons, this wireless mouse from Dell is user-friendly and convenient. Perfect for those who want a new, sealed mouse that is easy to connect and use right away.