Product Description: Control your slides and presentations with this Battery-Operated Presentation Clicker. It has dedicated Page Up and Page Down buttons, allowing you to click through your slide shows, and scroll down documents and web pages without being stuck behind your PC. This pointer is easy to use. No need for additional software and drivers, you just have to plug the USB receiver (placed inside the battery slot) into any computer for instant control. Great for presentations on your or others' laptop computers. This Wireless Presentation Clicker and Navigator supports MS Word, Excel, PowerPoint, ACD See, website, iWork (Keynote & Numbers & Pages) Google Slides and supports Windows 2003, XP, Windows Vista, Windows7, Windows 8, Windows 10, Mac OS (For MacBook on OS X) This slide navigator is equipped with a low power indicator has a one-piece design and has a built-in docking slot for its receiver for easy pack-up and convenient usage. With its sleek and slim design, you can just toss it on your computer bag and bring it with you, wherever you will go and present with. Product Specification: Colour: Black Material: ABS Size: 140 x 19 x 20mm Weight: 21g Functions: PowerPoint Pointer Battery Information: 1x AAA Battery (not included) Control Distance: 30-70m Light Distance: >660ft (200m) Max Output: Working Voltage: 1.5V Sleep Current: less than 10uA Package Inclusion: 1x PowerPoint Pointer 1x USB Receiver 1x User Manual