Uses a laser to detect the mouse’s movement. You must move the mouse along a special mat with a grid so that the optical mechanism has a frame of reference.From best selling brands like HP, Logitech, Dell, Lenovo, Zebronics mouse, wireless mouse, mice, gaming mouse, Laptop Mouse, Trackball, Logitech Mouse, Bluetooth Mouse, Wireless Mouse, Optical Mouse, Dell Mouse, Headphones & Headsets Mobile Cables Mobile Cases Mobile Chargers Mobile Holders Power Banks Screenguards Smart Headphones Pendrive Mouse Memory Cards