15M Wireless Range- Using 2.4GHz RF wireless technology, the control range can reach 15M. You can freely control the wireless presenter remote control throughout the room, allowing you to interact with your audience or team members without restrictions. Scientific Ergonomic Design- The PPT clicker has a streamlined design that fits your hand with easy-to-find buttons for smooth, natural presentations so you can move forward without looking at the buttons /Shake back. [Pointer Pointer [On Red] - The Remote Presentation Selector produces a red pointer that's bright enough to be seen in most backgrounds, even in a bright room or screen, highlighting the slideshow key areas of the slice. It allows presenters to provide clear explanations quickly and efficiently. Plug and Play-Easy to use, just plug the USB receiver into a USB port on your Mac or PC. No driver is required. The integrated docking station makes it easy to pack and carry. Widely compatible with Window98/2000/Me/Xp/Linux/Mac OS/Vista. Wide Applications- Uniquely designed, the sophisticated wireless presenter is the perfect tool for presentations, teaching, presentations and socializing. Get together and would be the best gift for a friend or family member.