Cool and Fashionable Appearance - Cool wireless mouse have LED eyes, which gives you a Cool Visual effectLong Battery Life - Energy saving and durability, intelligent wireless, automatic dormancy, switch off power help you go longer between battery changes, this marvel mouse uses less than half the power of comparable wireless miceErgonomic Shape - The sculpted, right-hand design guides your hand to a naturally poised position and places customizable control within your reachSignal stability - 10M-transmission distance: 2.4G wireless transmission allows working distance of up to 10m with reliable connection, 2405MHz- 2474MHz Wireless gaming mousePlug and Play Connection - Nano-sized USB wireless unifying receiver stays in your computer, plug it in, and start your wireless mouse Cool experience