SANOXY® is trademarked brand. Exclusively marketed by authorized resellers on Amazon to ensure warranty. SANOXY®Integative usb laser presenter with page up/down/ wireless presenter laser pointer with a transmitter and a USB receiver. SANOXY® stylish and functional presentation laser pointer remote. USB wireless receiver can be stored in the remote when not in use and for easy portability. Red laser pointer integrated with page up and page down functions which support multiple applications such as MS Word, MS Excel, MS Powerpoint, ACDSee, Website and Acrobat Reader. Operation System: Windows 98, Se, Me, 2000, XP, Mac OS, Linux, Windows Vista (Will not work on WIN7) It is a great tool for PowerPoint presentations! Trademarked SANOXY® products are marketed exclusively by AUTHORIZED RESELLERS ONLY.Any misuse of SANOXY® brand use without prior approval from SANOXY USA will take legal action.