20M Wireless Range: With 2.4GHz RF wireless technology, the control range can reach 20M. You can freely control your wireless presentation remote 360° around the room to interact with your audience or team members without restrictions. Scientifically Ergonomic Design: The PPT clicker is designed with a contoured body that fits your hand. It features easy-to-find buttons for smooth, natural presentations, so you can go page forward or page back without having to look at the buttons. Bright Red Light Pointer: The remote presentation clicker produces a red pointer light that is strong enough to be visible against most backgrounds and highlights key areas of your slides, even in a bright room or on screens. It allows the presenter to give clear explanations quickly and efficiently. Plug and Play: Easy to use, simply plug the USB receiver into a USB port on your Mac or PC. No driver required. Built-in docking bay for easy storage and portability. Wide compatibility with Windows 98/2000/Me/XP/Linux/Mac OS/Vista. Wide Application: The wireless presenter is a perfect tool for presentations, teaching, conferences, and meetings. This is the best gift for your friends or family.