Deltaco Wireless Ergonomic Mouse - Green Wireless mouse with optical sensor. The mouse connects to the computer with a discreet USB receiver whose minimal size makes it suitable for laptops. You don't need to install any drivers, just connect the receiver to a free USB port on your computer and insert 2 AAA batteries. Properties Ergonomic shape Smooth and easy to use No drivers needed - works straight away Specifications 3 buttons with scroll wheel Up to 10 meters range 2.4 GHz USB nano receiver Compatible with Windows 7 or later, OS 10.8 or later, and Chrome OS Grip-friendly sides that are surface-treated with rubber Battery: 2 x AAA batteries Included in the package: Mouse and USB nano receiver ( battery not included) Teknikdelar.se has technical solutions that keep their promises and save you both time and money. Feel free to check out our other range of computer accessories and you are sure to find something you like.