ENHANCE Powerpoint Presenter Remote Clicker 2.4GHz with Red Laser Pointer and Volume Control Works Great for PowerPoint and Keynote Presentations on Windows and Mac OS X Operating Systems PLUG and PLAY: Simple plug and play compatibility with included usb dongle works with Windows and Mac OS X operating systems for Powerpoint and Keynote presentations MULTIFUNCTION CONTROLS: Includes universal scroll function for all programs - Access desktop/menu, scroll from slide to slide, play/pause and refresh websites and mute video and audio from up to 50 feet away HIGHLIGHT WHAT'S IMPORTANT: Inlcudes red laser pointer that works up to 160 feet away TECH SPECS: Battery: 1 x AAA battery (not included), Wireless technology: 2.4 GHZ, Dimensions: 4 x 1.25 x .5 inches, Weight: 1.3 ounces PROTECT YOUR DEVICE: Inlcudes a 3 Year Manufacturers Warranty