Bluetooth® 4.0 LE technology frees up a USB. 3 modes (Presenter, Media & Custom) to optimize your button functions. PresenterWorks™ app lets you set Custom Mode to your preferred button functions. 30 feet range. Ultra-slim design fits into a pocket or pen/stylus holder. Red laser helps make a point during presentation. Touch-activated stylus tip. Includes carrying case with soft, cushioned interior. Compatible with Android™ 4.4 and above, Windows® 8.1 and above, and iOS 8* and above laptops and tablets. (*Presenter mode only supports PowerPoint). Black.