Easy Interactive Tools is a dedicated application software and works as part of the Easy Interactive Function. Easy Interactive Tools allows you to electronically annotate your document or projection screen by using the pen supplied to highlight key points and draw on the projection screen while projecting. It will make your presentations or lessons much more compelling. To use Easy Interactive Function, install the driver from the "EPSON Projector Software for Easy Interactive Function" CD-ROM supplied with the supported Epson projector. For more details, see the projector user’s guide. s User’s Guide "Easy Interactive Function (EB-460i/450Wi only)"