Remote PresentationButton: indicator light, black screen display, next, previous, full screen, on/off switch; one-touch button to control slideshow easily. Powered by AAA batteries (not included). About the pointer: press and hold the button and hold the light.ConvenientThe slideshow presenter combines the functions of an air mouse and a normal clicker, with wireless cursor control buttons and a left mouse button, making it a real mouse. With a long control range of up to 228 feet (70 meters in open environments), you can freely control your presentation 360 from every corner of the meeting room, especially in large spaces!Ergonomic DesignThe design of this slide clicker is perfect for your hand; with intuitive touch keys for easy slide control. Especially for teachers, tutors, lecturers and speakers, it helps a lot. You can completely get rid of the shackles of the keyboard and make your presentations more efficient.Plug and PlayNo need for any driver, just plug the USB dongle into the USB port on your Mac or pc. One-key, one-function, split-key design, no need to watch during presentations.Wide applicationWireless presentation clicker Support system: for Windows 2003/XP/Vista/7, 8, 10/Linux/Android; Support software: Keynote, Google Slides, Prezi, MS Word, Excel, PowerPoint, ACD See, website Wait.