Features
-2.4G RF wireless connection, the distance can up to 30 meters
-Intelligent coding technology, USB port, plug and use
-Laptop touchpad, high sensitivity and easily manipulated
-Humanized layout of full keyboard keys
-The indicator lights of the function are clear at a glance
-Use AAA dry batteries, universally use all over the world
-OS System:Windows XP/Vista/7/98/NT/Me