Compact wireless mouse with DPI to adapt its sensitivity (1600 DPI). High performance laser sensor. Works on most surfaces, including glass. Clickable metal scroll wheel. Next/back thumb buttons for easy web page navigation. 2.4GHz wireless connection with 10m range; with AES-128 encryption for added security; this mouse works with a small USB receiver that can stay plugged into your computer without blocking other ports. Ergonomically shaped with rubberized sides for a comfortable fit. Compatible with Windows 7, 8 and 10.