Product details:

• Red laser pointer, multimedia teaching & page up/down function Infrared technology
  
  
• USB plug and play. No driver requested.
  
  
• Logo print available
  
  
• Control distance: over 12M
  
  
• Material:metal
  
  
• Use 2pcs N type batteries
  
  
• Size:diameter:14mm length:140mm
  
  
• Output Power:classⅡ＜1MW ,class Ⅲ＜5MW
  
  
• It supports Word, Excel, PowerPoint, ACDSee, Website, Acrobat Reader etc
  
  
• For Teaching, Meeting, Speech, Training etc.
  
  
• System: windows 98/2000/ME/XP/Linux & Mac OS/win7/vista