Simply plug and play: Kensington presentation clicker works straight out of the box and does not require you to install any software or drivers Red laser pointer: Easily highlight your main messages and keep your audience engaged Compatible with windows and MAC OS: Take full control of your PowerPoint, KeyNote and Google Slides 20 m wireless range: Thanks to 2.4 GHz connection, you will be able to control your presentation with no interference Comfortable and easay to use design: With an intuitive red laser pointer, as well as forward, back and screen blackout buttons