Amazon.com : Original Replacement USB Receiver for Logitech Wireless Presenter R400 and R800 : Office Products
SANOXY Powerpoint Pointer Mouse 2.4GHz RF Presenter with Mouse Function and Pointer for Mac and PC SNX-PRESENTER5 - The Home Depot
Logitech Wireless Presenter R400
StarTech.com Wireless Presentation Remote with Red Laser Pointer - 90 ft. - PowerPoint Presentation Clicker for Mac & Windows (PRESREMOTE) - Wireless presentation clicker has wireless range of up to 90 ft. -