The interactive electronic whiteboard can carry on the information communication with the computer,connect the electronic whiteboard to PC,utilize the projector to reach the content projection on PC on the screen of the electronic whiteboard, supported by special application program,can construct a large screen,interactive cooperation meeting or teaching environment. Utilize the particular localization pen to replace the mouse to operate on the whiteboard,can operate any application program, can go on edit,explanatory note,keep ,etc. It can be achieved by using keyboard and mouse