... 5mWLogo: Print availableCertificates: CE&ROHS&FDAFunction: blue violet laser pointer, page up/down. option: flash memory(1GB/2GB/4GB/8GB/16GB ... , no driver request2. Operate systems: Windows7/98/2000/XP/Me/Mac OS, Linux, Vista3. It support Word, Excel, Powerpoint, ACDsee, ... Jpg, Pdf.4. It is used for teaching, meeting, speech, engineer, doctor, astronomy. etc. RF RC ...