This for a left handed person. This item is brand new, open box.The Contour Unimouse Wired Ergonomic Vertical Optical Mouse is a sleek black mouse with a unique vertical design for improved comfort during long hours of use. It features 6 buttons, a maximum DPI of 4000, and programmable buttons for customized functionality. The ergonomic design, along with the adjustable DPI, ensures precise and efficient control for various tasks. The mouse is wired and USB connected, making it easy to set up and use with your computer for a hassle-free computing experience. Backed by a 1-year manufacturer warranty, this mouse is reliable and high-quality for everyday use.This item will be promptly shipped upon successful payment. Thanks.