RF laser pointer

1) Suitable for teaching and meeting2) Wireless remote control to show files through computer 3) Functions: laser pointer, page up / down4) Remote technology: RF technology 5) USB plug and play, no need for driver 6) It supports Windows 98 / 2000 / Me / XP, for Word, Excel, PowerPoint, ACDSee,IE, and Acrobat Reader 7) Mini design, convenient to take around producing area:China