LNKOO Wireless Presenter, RF 2.4GHz Power point PPT Clicker Presentation Slides Remote Control Laser Pointer Flip Pen FEATURES: Battery Not Included; Equipped with top-grade microchip, up to 100 meters wireless range. It is made of nickel plating metal dome and silicone keypad, brings you comfortable touch feeling Comes with auto standby and deep sleep functions for energy-saving and durable use, equip with a separate switch that effectively avoids unwanted power consumption when you put it in your bag.  A red laser pointer that's easy to see against most backgrounds, highlight key areas of your slides, super easy to use to take your eyes of your audience. Support hyperlink with Tab/Alt+Tab/Enter function, It also combines Page Up, Page Down, Full Screen, Black Screen, Volume Up/Down for PowerPoint Presentation.  The mini USB receiver supports plug and play technology. No driver is required. Built-in docking bay stores USB receiver for easy pack up and portability, and ONE USB receiver can be controlled by SIX transmitters simultaneously.Support options: Supports MS Word, Excel, PowerPoint, ACD See, website, iWork (Keynote & Numbers & Pages),Google Slides, Prezi, etc; Supported OS: Win2000,XP,Vista,Win7,Win8,Win10,MAC OS, Linux