Use Logitech's Spotlight remote to make your presentations awesome - CNET
Amazon.com: Logitech Spotlight Presentation Remote - Advanced Digital Highlighting with Bluetooth, Universal Presenter Clicker, 30M Range and Quick Charging – Black : Electronics
Tutorial: Logitech Spotlight Presentation Remote, The Video Manual - YouTube
Amazon.com: Logitech Spotlight Presentation Remote - Advanced Digital Highlighting with Bluetooth, Universal Presenter Clicker, 30M Range and Quick Charging – Gold : Electronics