Targus Ultralife Wireless Mouse and Presenter for Ultrabooks and PCs (AMW066US) Compatible with PC and Ultrabook Windows XP, Windows 7, Windows 8 Converts between mouse and presenter Rechargeable battery inside charges via USB port Mouse features laser sensor and OFN cursor control Presenter allows presenter to page up/down, expand to full screen and blank screen w Technology - Mouse has 2.4GHz technology, reducing cordless interference, and 1200 DPI sensor