Optical technology. LED lights scan the surface beneath the mouse to detect movement with a fair amount of accuracy, suitable for everyday computing and browsing. Logitech Flow technology. Seamlessly control two computers with one mouse and copy-paste text, images and files between them (Mac and Windows PC only). Wirelessly connects to your computer with Bluetooth. This mouse connects to your computer without using wires or taking up a USB port. 7 buttons. Provide access to frequently used commands and functions for powerful control. Scroll wheel. Enables smooth, fast movement.