Mouse Lenovo Laser Wireless Mouse:Lenovo Laser Wireless is a wireless mouse which is a great accessory for laptops and travelling users thanks to its specifications and a compact size. The laser wireless technology is designed for those who want to use a reliable mouse every day, even when travelling. The mouse wheel boasts exceptional precision and can be tilted to the side, which is excellent for scrolling through long documents or websites.The mouse is powered by two AA batteries, but thanks to an improved power management system and a highly efficient laser sensor, you will not have to worry about changing them very often. In addition, you can always use the power off button. The mouse has been meticulously designed to fit in the hand of both right-handed and left-handed users.