Amazon.com: Logitech R500s Laser Presentation Remote Clicker with Dual Connectivity Bluetooth or USB for Powerpoint, Keynote, Google Slides, Wireless Presenter - Black (Class 1 Laser) : Electronics
Logitech R500 Wireless Presenter Plug And Play Wireless Receiver 20m Range - 1yr Wty 910-005388
Amazon.com: Logitech R500s Laser Presentation Remote Clicker with Dual Connectivity Bluetooth or USB for Powerpoint, Keynote, Google Slides, Wireless Presenter - Black (Class 1 Laser) : Electronics