Dell MS116 wired USB optical mouse featuring 1000 DPI optical tracking, three-button control including the scroll-wheel button, and simple plug-and-play USB connectivity. Identified by Dell DP/N DV0RH. Ideal for home, office, business, or replacement use. Professionally tested and cleaned by Rytech PNW and verified to be fully functional. May show minor cosmetic wear from normal previous use. Mouse only.