Red Light Pointer - The light ponter is strictly complies with IEC-60825-1 safety standard. The red light pointer is clearly visible against most backgrounds. Not recommend for TV screen. Long Control Range - With this wireless presenter remote, You can move freely within a wireless range of up to 328 feet (100 meters).Its performance advantage will be more prominent in large room presentations. Functions and Customization - This Wireless Presentation Clicker supports Black/Full screen, Page forward/ backward. You can reconfigure the key's function via Norwii Presnter software (Download it from Norwii official website). Wide Compatibility - This pointer for presentations is compatible with Windows, macOS, Linux, Android and leading presentation software like PowerPoint, Keynote, Prezi, Google slides and more. For details on feature compatibility, see the User Guide on the product details page. Plug & Play - This wireless presentation remote is plug & play. Needn't install any software. Just plug the USB receiver into the USB port of your computer, It's ready to go. (Powered by 1 AAA Battery is not included) This presentation clicker is also known as powerpoint clicker, presentation remote, pointer clicker for presentation, pointer for presentations, wireless presenter, powerpoint clicker with pointer, presenter clicker wireless, clicker for powerpoint presentations, wireless presentation clickerpuntero para presentaciones, It supports Hyperlink, Switch/Close Windows, Black/Full Screen, Page Up/Down.It can provide a control distance of more than 330FT. Rechargeable & Widely Compatible.Compatible with Windows, macOS, Android and Linux.support multiple software.