Feature 1Multifunction: Presentation clicker combines hyperlink, volume control, page up down, full screen, black screen, multimedia play and pause, and close current window in one function. 2Long Range: Wireless presenter remote supports 30m/98.4ft remote control distance and 200m/656.2ft rediing distance. Bright red light, easy to see in most backgrounds 3Compatible: Wireless presenter support for Windows XP 7 8, for OS X, for Linux, for Android systems Wireless Presentation Clicker supports for PowerPoint, for Keynote, for Prezi, for Word, for Excle, for ACD See, for iWork, etc. 4Red Light: Wireless powerpoint remote's red light is easy to see against most backgrounds and can be used to highlight key parts of a presentation. 5Easy to Use: Wireless presenter is the perfect tool for your presentations, teaching and meetings. Powered by 1xAAA batteries (not included). Plug and play, plug the USB receiver into your computer and use the presentation clicker.Item Type:PresentationClickerMaterial: ABSRemote Control: Radio Frequency TechnologyRF Frequency: 2.4GHzControl Distance: Approx. 30m/98.4ftRadial: 3R Optical MaserOutput Power: <5mwDistance: Approx. 200m/656.ftWavelength: 650nm (Red)Operating Voltage: 1.5VSleeping Current: 10uABattery: AAA x 1 (Not Included)Operating System: for Windows XP 7 8, for OS X, Linux, for AndroidUSB Version: Compatible with USB1.1, USB2.0, USB 3.0 .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Presentation Clicker1 x USB Receiver1 x Instruction Manual1 x Storage Bag