Proster Wireless Presenter 2.4GHz Wireless USB PowerPoint PPT Presenter Remote Control with Red Pointer for Teaching Presentations Speech School Assemblies and etc 2.4G Wireless Presenter: Move Forwards and Backwards through Your Presentation; You Can Also Use it to Contorl the Outlook, Word, Excel, Notepad and etc Simple and easy to use: Plug and Play, Quick and Easy to Set Up, Best Gift for Kids/Teacher Back to School. Nice Touch Feeling: Comfort to Hold by hand, It is Small Enough to Fit Easily in Your Hand and be Very Unobtrusive Freely Control Your Presentations Up to 15 Meters Away: Integrated Laser Pointer Help your Audience's Attention on Key Areas of Your Slides Compatible system: Windows 10 2000/ XP/ Vista/ Mac OS/ Linux