The Lenovo 100 USB-A Wired Mouse Lot includes 4 new sealed boxes of black mice. Each mouse has a length of 105 mm, height of 29 mm, and features optical tracking method, 2 buttons, and a scroll wheel. Made by Lenovo, these mice are designed for connectivity via USB and have a unit quantity of 4. The model number is SM-1035, and they are manufactured in China. Ideal for those in need of multiple reliable and high-quality mice, these Lenovo 100 USB-A Wired Mice are a great addition to any computer setup.